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Species names follow The Lichens of Great Britain and Ireland (2009) and changes to November 2023.
Number of species illustrated = 788 species in 237 genera (776 lichens and 12 parasites).


Top A B C D E F GH IJK L M N O Pa Pla R S T UVW XZ

Abrothallus (parasitic fungi)

  • Abrothallus bertianus. Neil Sanderson. Parasitising Melanelixia glabratula on oak, Busketts Wood, New Forest.   small LARGE

Acolium

  • Acolium inquinans. M Sutcliffe. On pine. Glen Quoich, Braemar, Scotland.   small LARGE

Acarospora

  • Acarospora cervina. M Sutcliffe. On limestone field wall. Westgate, Weardale, Co Durham, England.   small LARGE
  • Acarospora cervina. Ishpi Blatchley. On calcareous sandstone headstone. Farnborough Churchyard, Warwickshire.   small LARGE
  • Acarospora fuscata. M Sutcliffe. On sandstone, Pithouse crags, kielder forest, Northumberland, England.   small LARGE
  • Acarospora fuscata. F G Jones. Nant Ffrancon, Wales.   small LARGE   small LARGE
  • Acarospora moenium. M Sutcliffe. On asbestos roof. Horton Woods, Northamptonshire.   small LARGE   small LARGE
  • "Acarospora nitrophila". (Acarospora nitrophila is not yet confirmed from Britain, this may be Myriospora rufescens). Mark Powell, comment Brian Coppins. On sandstone paving slabs. Wimpole Hall Estate (NT), Cambridgeshire.   small LARGE   small LARGE   Habitat
  • Acarospora privigna. M Sutcliffe. On coastal slate. Findlater Castle, Aberdeenshire, Scotland.   small LARGE
  • Acarospora sinopica. M Sutcliffe. On iron-rich boulder in car park, Braemar, Scotland.   small LARGE
  • Acarospora sinopica. B J Coppins. On vertical rock face in copper mine. Tomnadashan Mine SSSI, Scotland.   small LARGE
  • Acarospora sinopica. F G Jones. Disused copper mine. N Wales.   small LARGE
  • Acarospora smaragdula is now Myriospora smaragdula.

Acrocordia

  • Acrocordia conoidea. M Sutcliffe. On limestone. Wolfscote Dale, Hartington, Derbyshire.   small LARGE
  • Acrocordia gemmata. Mike Simms. On Ash. Charleville estate, Tullamore, Co. Offaly, Ireland.   small LARGE
  • Acrocordia gemmata. M Sutcliffe. On ash. Near Ballygrant, Islay, Scotland.   small LARGE   Ascus & spores

Actidium

  • Actidium hysterioides (not lichenized). Neil Sanderson. On lignum. Standing dead pine, Cadha Beag, Rothiemurchus.   small LARGE

Agonimia

  • Agonimia globulifera. M Sutcliffe. On moss on limestone. Llanymynech Rocks, Shropshire.   small LARGE
            Perithecium squash showing sterile lattice structure inside.
  • Agonimia tristicula. M Sutcliffe. On oak. Lochaline, Morvern, Scotland. small LARGE
  • Agonimia tristicula. M Sutcliffe. On Collema on limestone boulder. Yew crags, West Allendale, Northumberland.   small LARGE
  • Agonimia tristicula (fertile). M Sutcliffe. On limestone, Harboro Rocks, Derbyshire.   small LARGE  

Agyrium

  • Agyrium rufum (non-lichenized). Mike Sutcliffe. On bare wood. Craighouse, Jura, Scotland.   small LARGE

Alectoria

  • Alectoria nigricans. Dave Genney. Cuilags, Scotland.   small LARGE
  • Alectoria sarmentosa ssp. sarmentosa. Dave Genney. Creag nan clag, invernesshire, Scotland.   small LARGE   small LARGE
  • Alectoria sarmentosa ssp. vexillifera. Dave Genney. On Arctostaphylos alpinus. Meallan nan Uan, Strathconnon, Scotland.   small LARGE

Allantoparmelia

Allographa

  • Allographa pauciloculata (clusters of small lirellae). Neil Sanderson. On Allographa ruiziana on hazel. Draynes Wood, Cornwall.   small LARGE
  • Allographa ruiziana. Neil Sanderson. With small clusters of Allographa pauciloculata on hazel. Draynes Wood, Cornwall.   small LARGE

Alyxoria

Amandinea

  • Amandinea lecideina. M Sutcliffe. On sandstone. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Amandinea punctata. M Sutcliffe. On trunk of plane tree. Gateshead, England.   small LARGE

Ameliella

  • Ameliella andreaeicola. Ralph Common. Collected by Les Street. Cairngorms, Scotland.   small LARGE

Anaptychia

  • Anaptychia ciliaris. Steve Price. On limestone wall. Perry Dale, Derbyshire.   small LARGE
  • Anaptychia mamillata. M Sutcliffe. On Coastal whin sill. Lindisfarne, Northumberland.   small LARGE
  • Anaptychia mamillata. S Davey. North Berwick, East Lothian, Scotland.   small LARGE
  • Anaptychia runcinata. M Sutcliffe. On Dalradian schist, Imachar point, Isle of Arran, Scotland.   small LARGE
  • Anaptychia runcinata. M Sutcliffe. On coastal shale. The Capstan, Ilfracombe, Devon, England.   small LARGE

Anisomeridium

  • Anisomeridium biforme. M Sutcliffe. On ash. Ilfracombe, Devon, England.   small LARGE   spores
  • Anisomeridium polipori. M Sutcliffe. On bryophytes. Yew crags, Northumberland.   small LARGE   Habitat
  • Anisomeridium ranunculosporum. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Anisomeridium ranunculosporum. M Sutcliffe. On veteran oak. Dinefwr deer park, Carmarthenshire.   small LARGE

Aquacidia

  • Aquacidia viridifarinosa. Simon Davey. Parham Park, West Sussex.   small LARGE

Arctoparmelia

  • Arctoparmelia incurva. M Sutcliffe. On volcanic tuff. Bradgate Park, Leicestershire, England.   small LARGE   Habitat

Arthonia

  • Arthonia anombrophila is now Reichlingia anombrophila
  • Arthonia arthonioides. M Sutcliffe. On pine. Loch Maree, Wester Ross, Scotland.   small LARGE
  • Arthonia astroidestera is now Synarthonia astroidestera
  • Arthonia atra. M Sutcliffe. On ash. Near Ballygrant, Islay, Scotland.   small LARGE   small LARGE   Ascus & spores
  • Arthonia calcarea. M Sutcliffe. On coastal shale. Ilfracombe, Devon.   small LARGE
  • Arthonia calcarea. M Sutcliffe. On side of church. Isle of Hoy, Scotland.   small LARGE
  • Arthonia cinnabarina is now Coniocarpon cinnabarinum
  • Arthonia elegans is now Coniocarpon fallax or Coniocarpon cuspidans
  • Arthonia excipienda. Neil Sanderson. From young hazel stem. Hazel - ash pasture woodland, Coille Thogabhaig, Skye (scale in mm).   small LARGE
  • Arthonia fuscopurpurea. M Sutcliffe. On Peltigera hymenina. Taynish, Argyll and Bute, Scotland.   small LARGE   small LARGE
  • Arthonia ilicina. M Sutcliffe. Raasay, Scotland.   small LARGE
  • Arthonia ilicina. Neil Sanderson. On rowan in oceanic ravine. Ceunant Llennyrch, Meirionnydd.   small LARGE (bottom)
  • Arthonia leucopellaea is now Felipes leucopellaeus
  • Arthonia pruinata is now Pachnolepia pruinata
  • Arthonia radiata. M Sutcliffe. On oak twig. Ilfracombe, Devon.   small LARGE   Small LARGE
  • Arthonia spadicea is now Diarthonis spadicea
  • Arthonia stellaris. Neil Sanderson. On rowan in oceanic ravine. Ceunant Llennyrch, Meirionnydd.   small
  • Arthonia vinosa. M Sutcliffe. On oak. Great wood, Eggleston, Durham, England.   small LARGE
  • Arthonia vinosa. S Davey.   small LARGE
  • Arthonia zwackhii is now Reichlingia zwackhii

Arthopyrenia

  • Arthopyrenia analepta. M Sutcliffe. On ash. Torridon Wood, Wester Ross, Scotland. With Trentepohlia algae growing on top.   small LARGE   Spore
  • Arthopyrenia analepta. M Sutcliffe. On hawthorn. Lathkill Dale, Derbyshire.   small LARGE
  • Arthopyrenia cinereopruinosa (non-lichenized). M Sutcliffe. On hazel. Raasay, Scotland.   small LARGE
  • Arthopyrenia nitescens. M Sutcliffe. On hazel. Raasay, Scotland.   small LARGE
  • Arthopyrenia platypyrenia(non-lichenized). Steve Price. On ivy stem. Isle of Luing, Argyll, Scotland.   small LARGE
  • Arthopyrenia salicis. Mark Powell. From old wattle rod, c1700. Riseley, Bedfordshire.   small LARGE

Arthothelium

Arthrorhaphis (parasitic fungi)

  • Arthrorhaphis aeruginosa S Davey. Near Blencathra, Cumbria, England.   small LARGE

Aspicilia

  • Aspicilia caesiocinerea M Sutcliffe. On horizontal surface of schist sea stack. Imachar point, Isle of Arran, Scotland.   small LARGE
  • Aspicilia calcarea. M Sutcliffe. On limestone boulder. Birk Rigg Farm, Forest in Teesdale, Durham, England.   small LARGE
  • Aspicilia contorta M Sutcliffe. On limestone. Disused quarry, Bowlees Visitor's Centre, near Middleton-in-Teesdale, Durham, England.   small LARGE   Small LARGE
  • Aspicilia contorta subsp. hoffmanniana. Mike Simms. On Ash. Charleville estate, Tullamore, Co. Offaly, Ireland.   small LARGE
  • Aspicilia grisea. M Sutcliffe. On old tyre. Isle of Hoy, Scotland.   small LARGE
  • Aspicilia grisea. M Sutcliffe. On standing stone. Finlaggan, Islay, Scotland.   small LARGE   small LARGE   Habitat
  • Aspicilia leprosescens. S Davey. North Berwick, East Lothian, Scotland.   small
  • Aspicilia moenium is now placed in Acarospora.
  • Aspicilia radiosa. S Davey. Toller Porcorum Churchyard, Dorset, England.   small

Bacidia

  • Bacidia arnoldiana is now Bacidina arnoldiana.
  • Bacidia assulata. Andy Cross. Wound track on ancient Beech, The Knowles, New Forest.   small LARGE
  • Bacidia bagliettoana is now Toniniopsis bagliettoana
  • Bacidia delicata is now Bacidina delicata
  • Bacidia egenula is now Bacidina egenula
  • Bacidia incompta is now Bellicidia incompta
  • Bacidia inundata. M J Simms. On sandstone in Owngar River, Co. Cork, Ireland.   small LARGE
  • Bacidia laurocerasi. Simon Davey. (with scale insects) Brackett's Copse, Dorset.   small LARGE
  • Bacidia saxenii is now Bacidina saxenii
  • Bacidia scopulicola. Simon Davey. St Brelade's Churchyard, Jersey.   small LARGE
  • Bacidia squamellosa is now Bacidina celtica
  • Bacidia sulphurella is now Bacidina modesta
  • Bacidia viridifarinosa is now Aquacidia viridifarinosa

Bacidina

Bactrospora

  • Bactrospora homalotropa. M Sutcliffe. On hazel. Manish Beg, Raasay, Scotland.   small LARGE   spores
  • Bactrospora homalotropa. M Sutcliffe. On rowan. Brae, Raasay, Scotland.   small LARGE

Baeomyces

  • Baeomyces placophyllus. M Sutcliffe. On vertical, mossy, riverside rock. Glen Quoich, Braemar, Scotland.   small LARGE
  • Baeomyces rufus. M Sutcliffe. On gravel. Stonecroft Mine SSSI, Northumberland.   small LARGE

Bagliettoa

  • Bagliettoa calciseda. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Bagliettoa parmigera s. lat.. M Sutcliffe. On limestone wall. Finlaggan, Islay, Scotland.   small LARGE

Bellicidia

  • Bellicidia incompta. Simon Davey. On ancient ash. Hatfield Park, Hertfordshire.   small LARGE
  • Bellicidia incompta. Dave Genney. Inverfarigaig, Invernesshire.   small LARGE

Belonia

Biatora

  • Biatora chrysantha M Sutcliffe. On oak. Great wood, Eggleston, Durham, England.   small LARGE
  • Biatora vernalis Andy Cross. On old Ash, Creaganour Woods, Loch Rannoch, Perthshire.   small LARGE
  • Biatora veteranorum. M Sutcliffe. On ancient oak lignum. Old deer park, Chatsworth, Derbyshire.   small LARGE

Biatorella

  • Biatorella fossarum. Neil Sanderson. On compacted soil in old limestone quarries. Portland Bill, England.   small LARGE

Biatoropsis (parasitic fungi)

  • Biatoropsis usnearum. M Sutcliffe. Parasitizing Usnea subfloridana. Raasay, Scotland.   small LARGE

Bilimbia

  • Bilimbia lobulata . M Sutcliffe. On limestone, Harboro Rocks, Derbyshire.   small LARGE
  • Bilimbia sabuletorum. M Sutcliffe. On moss at base of tombstone. Burial ground, Whitefarland point, Isle of Arran, Scotland.   small LARGE

Blarneya has been renamed as Tylophoron.

Blennothallia

  • Blennothallia crispa. M Sutcliffe. On limestone of disused quarry. Bowlees Visitor's Centre, near Middleton-in-Teesdale, Durham, England.   small LARGE   Small LARGE   Small LARGE

Botryolepraria

  • Botryolepraria lesdainii. M Sutcliffe. On limestone. Lathkill Dale, Derbyshire.   small LARGE

Bryobilimbia

  • Bryobilimbia hypnorum. M Sutcliffe. On moss on limestone boulder. Yew crags, West Allendale, Northumberland.   small LARGE

Bryoria

  • Bryoria capillaris. Neil Sanderson. On pine. Cadha Beag, Rothiemurchus.   small LARGE
  • Bryoria chalybeiformis. M Sutcliffe. From mossy turf. Summit of Ben Rinnes, Aberdeenshire.   small LARGE
  • Bryoria fuscescens. M Sutcliffe. On sandstone boulder. Queen's crag, Northumberland, England.   small LARGE

Buellia

  • Buellia aethalea. M Sutcliffe. On volcanic tuff. Bradgate Park, Leicestershire, England.   small LARGE
  • Buellia aethalea. M Sutcliffe. On granite boulder. Pirnmill, Isle of Arran, Scotland.   small LARGE
  • Buellia disciformis. M Sutcliffe. On birch (Betula). Torridon wood, Wester Ross, Scotland.   small LARGE   Small LARGE   Spores
  • Buellia griseovirens. M J Simms. On ash. Hillsborough Park, Co. Down, N Ireland.   small LARGE
  • Buellia hyperbolica. Neil Sanderson. On acidic old oak, in pasture woodland, Ashurst Wood, New Forest.   small LARGE
  • Buellia stellulata M Sutcliffe. On coastal basalt. Isle of Hoy, Scotland.   small LARGE
  • Buellia violaceofusca is now Lecanographa amylacea morph violaceofusca

Bunodophoron

  • Bunodophoron melanocarpum. M Sutcliffe. On sandstone. Whitchester Crag, Bellingham, Northumberland.   small LARGE
  • Bunodophoron melanocarpum. Neil Sanderson. Fallen birch. Derrybawn, Glendalough, Co Wicklow.   small LARGE

Byssoloma

  • Byssoloma maderense. Andy Cross. On base-rich old oak. Bignell Wood, New Forest.   small LARGE
  • Byssoloma subdiscordans. Neil Sanderson. On sallow in moorland scrub. Big Dog hill, Fermanagh, N Ireland.   small LARGE

Calicium

  • Calicium glaucellum. M Sutcliffe. On decorticated pine. Glen Quoich, Scotland.   small LARGE
  • Calicium glaucellum. M Sutcliffe. On pine post. Near Strathdon, Aberdeenshire, Scotland.   small
  • Calicium hyperelloides. Neil Sanderson. In crevice on old Oak, Parkland, Castle Archdale, Fermanagh.   small LARGE
  • Calicium salicinum. Neil Sanderson. Lignum on standing dead beech, New Forest.   small LARGE
  • Calicium tigillare. M Sutcliffe. On low, decorticated pine branch. Glen Quoich, Braemar, Scotland.   small LARGE   small LARGE   Habitat
  • Calicium viride. M Sutcliffe. On oak. Derwent Gorge NNR, Durham.   small LARGE
  • Calicium viride. M Sutcliffe. On dry underhang of sandstone headstone. Whitfield Churchyard. Northumberland.   small   LARGE   small LARGE   Habitat

Caloplaca

  • Caloplaca arnoldii subsp. oblitterata. M Sutcliffe. On siliceous, coastal rock. East Lothian, Scotland.   small LARGE
  • Caloplaca aurantia. D McCutcheon. On limestone. Gower, Wales.   small LARGE
  • Caloplaca aurantia. M Sutcliffe. On limestone. The Burren, Co Clare, Ireland.   small LARGE   small LARGE
  • Caloplaca aurantia (R) and C. flavescens (L) compared. M J Simms. On coastal limestone. Loughshinny, Co. Dublin, Ireland.   small LARGE
  • Caloplaca cerina. M Sutcliffe. On mature oak. Balchroich Meadow, Scotland.   small LARGE
  • Caloplaca cerinella. John Norton. On white poplar. Gosport, Hampshire.   small LARGE
  • Caloplaca chalybaea. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Caloplaca chlorina. M J Simms. On concrete wall. South Woodburn reservoir, Carrickfergus, Co. Antrim. Northern Ireland.   small
  • Caloplaca chlorina. M Sutcliffe. On coastal sandstone boulder. Isle of Hoy, Scotland.   small LARGE
  • Caloplaca chlorina. M Sutcliffe. On mortared wall. National Botanic Garden of Wales, Carmarthenshire.   small LARGE
  • Caloplaca chrysodeta. M Sutcliffe. On limestone in sheltered underhang. Lathkill Dale, Derbyshire.   small LARGE
  • Caloplaca cirrochroa. M Sutcliffe. On limestone. Lismore Island, Scotland.   small LARGE
  • Caloplaca citrina. M Sutcliffe. On wall. The rose garden, Saltwell Park, Gateshead, England.   small LARGE   Habitat
  • Caloplaca crenularia. M Sutcliffe. On silicious tomb stone. burial ground, Imachir point, Isle of Arran, Scotland.   small LARGE
  • Caloplaca decipiens. M J Simms. On asbestos roofing, Bishops Cleeve, Gloucestershire. (with C. saxicola, C. holocarpa and Xanthoria parietina)   small LARGE
  • Caloplaca decipiens. M Sutcliffe. On coastal wall. Findlater Castle, Aberdeenshire, Scotland.   small LARGE
  • Caloplaca dichroa. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Caloplaca ferruginea s. lat. (Blastenia lauri). M J Simms. On hawthorn. Milltown, Co. Galway, Ireland.   small LARGE
  • Caloplaca ferruginea s. lat. (Blastenia lauri). On oak. Ward hill, Isle of Hoy, Scotland.   small LARGE
  • Caloplaca flavescens. M Sutcliffe. On horizontal limestone. Slit wood, County Durham.   small LARGE   Small LARGE
  • Caloplaca flavescens. M Sutcliffe. On oolitic limestone of church. Leicestershire.   small LARGE
  • Caloplaca flavescens. Jeff Blincow. On gravestone, Castle Ashby, Northampton, England.   small LARGE
  • Caloplaca flavocitrina. M Sutcliffe. On concrete paving slab. Cemetery, Darlington, England.   small LARGE
  • Caloplaca flavocitrina. M Sutcliffe. On boundary wall. Bradgate Park, Leicestershire, England.   small LARGE
  • Caloplaca flavocitrina. M Sutcliffe. On sandstone. Rackwick, Isle of Hoy, Scotland.   small LARGE   small LARGE
  • Caloplaca haematites. Neil Sanderson. On twig of white poplar on edge of water meadow. Goodworth Clatford, Hampshire.   small LARGE   small LARGE
  • Caloplaca holocarpa s.lat. M Sutcliffe. On broadleaved tree. Allensford, Durham, England.   small LARGE
  • Caloplaca lactea is now Caloplaca marmorata.
  • Caloplaca littorea. M Sutcliffe. On basalt sea cliff, xeric supralittoral zone. Drumadoon point, Arran, Scotland.   small LARGE
  • Caloplaca luteoalba. John Douglass. On sycamore. Kilham, Northumberland.   small LARGE   small LARGE
  • Caloplaca luteoalba. M Sutcliffe. On elm. Golspie, Scotland.   small LARGE
  • Caloplaca marina. M Sutcliffe. On serpentine sea cliff, above High Water Mark. Kynance Cove, The Lizard, Cornwall, England.   small LARGE
  • Caloplaca marmorata. M Sutcliffe. On limestone scree. Lathkill Dale, Derbyshire.   small LARGE
  • Caloplaca marmorata. Ishpi Blatchley. On top of limestone chest tomb. Wye churchyard, Kent.   small LARGE
  • Caloplaca oasis. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Caloplaca obscurella Fertile. Mark Powell. On elder lignum, Riseley, Bedfordshire.   small LARGE   Spores
  • Caloplaca obscurella Sterile. Mark Powell. On willow bark. Sutton Park, Warkwickshire.   small LARGE
  • Caloplaca ochracea. M J Simms. On well-lit hard limestone, Kilcorney, the Burren, Co. Clare, Ireland.   small LARGE
  • Caloplaca ochracea. M Sutcliffe. On limestone. Wolfscote Dale, Hartington, Derbyshire.   small LARGE
  • Caloplaca phlogena. Mark Powell. On Elder bark, Fyfield Down near Marlborough.   small LARGE
  • Caloplaca pyracea. Neil Sanderson. On twig of white poplar on edge of water meadow. Goodworth Clatford, Hampshire.   small LARGE
  • Caloplaca ruderum. M Sutcliffe. On calcareous church wall, Norfolk, England.   small LARGE
  • Caloplaca saxicola. D McCutcheon. On asbestos roof sheet. Morpeth, Northumberland, England.   small LARGE
  • Caloplaca suaedae. Steve Price. On shrubby seablight. Overy Staithe, Norfolk.   small LARGE
  • Caloplaca teicholyta. M Sutcliffe. On limestone gravestone. St Martin's, Epsom, Surrey.   small LARGE   Habitat
  • Caloplaca thallincola. D McCutcheon. On coastal limestone boulder. Gower, Wales.   small LARGE
  • Caloplaca thallincola. M Sutcliffe. On shale above high water mark. Rockham beach, Morthoe, Devon.   small LARGE
  • Caloplaca thallincola. M Sutcliffe. On Hydropunctaria maura on tidal rocks. Am Scriodan, Isle of Arran, Scotland.   small LARGE
  • Caloplaca thallincola. Jeff Blincow. On sea wall, Barmouth, Gwynedd, Wales.   small LARGE
  • Caloplaca ulcerosa. John Douglass. Near Carham, Northumberland.   small LARGE
  • Caloplaca variabilis. M J Simms. on asbestos roofing (with Aspicilia contorta contorta), Bishops Cleeve, Gloucestershire.   small LARGE
  • Caloplaca verruculifera. D McCutcheon. On vertical coastal rocks. Gurnards Head, Cornwall, England.   small LARGE
  • Caloplaca verruculifera. M Sutcliffe. On whin sill near seabird colony. Farne Islands, Northumberland, England.   small LARGE   small LARGE   Habitat
  • Caloplaca xantholyta. M J Simms. On shaded limestone, Kilcorney, the Burren, Co. Clare, Ireland.   small LARGE
  • Caloplaca xantholyta. M Sutcliffe. On limestone in sheltered underhang. Lathkill Dale, Derbyshire.   small LARGE   small LARGE

Calvitimela

  • Calvitimela armeniaca. Neil Sanderson. On granite boulder at 1205m. Sgor an Locain Uaine, Mar Lodge Estate, Cairngorms.   small LARGE

Candelaria

  • Candelaria concolor. M J Simms. On wayside tree, Tyrellspass, Co. Westmeath, Ireland.   small LARGE
  • Candelaria concolor. Neil Sanderson. On beech branch, north of Allum Green, New Forest.   small LARGE

Candelariella

  • Candelariella coralliza. M Sutcliffe. On standing stone. Finlaggan, Islay, Scotland.   small LARGE   Habitat
  • Candelariella medians. M J Simms. On marble headstone, Templetown, Co. Louth, Ireland.   small LARGE
  • Candelariella medians. M Sutcliffe. On limestone headstone. St Martin's, Epsom, Surrey.   small LARGE   Habitat
  • Candelariella medians. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Candelariella reflexa is now Candelariella xanthostigmoides.
  • Candelariella vitellina. M Sutcliffe. Sandstone wall. Stocksfield, Northumberland, England.   small LARGE
  • Candelariella vitellina. M Sutcliffe. On sandstone wall. Coanwood, Northumberland.   small LARGE   habitat
  • Candelariella vitellina. M J Simms. On wooden bridge. Muckno Lake, Castleblayney, Co. Monaghan, Ireland.   small LARGE
  • Candelariella xanthostigmoides. Mark Powell. On dead hawthorn. Riseley, Bedfordshire.   small LARGE
  • Candelariella xanthostigmoides. M Sutcliffe. On gorse stem. Trerhiwarth, Llangynog, Montgomeryshire.   small LARGE

Carbonea

  • Carbonea assimilis. B J Coppins. South facing basalt outcrop. Traprain Law, East Lothian, Scotland.   small LARGE
  • Carbonea vitellinaria. M Sutcliffe. Parasitic on Candelariella vitellina. Bradgate Park, Leicestershire, England.   small LARGE

Catapyrenium

  • Catapyrenium cinereum. M Sutcliffe. On coastal earth bank. Hawick, Isle of Hoy, Scotland.   small LARGE
  • Catapyrenium psoromoides. Bryan Edwards. On limestone. Chudleigh Rocks, Devon.   small LARGE   Habitat
  • Catapyrenium psoromoides. Bryan Edwards. On ash. Dewlish Park, Dorset.   small small   Habitat
  • Catapyrenium squamulosum has now been placed in Placidium.

Catillaria

  • Catillaria alba is now Biatora veteranorum.
  • Catillaria chalybeia. M Sutcliffe. On siliceous tombstone. Darlington, England.   small LARGE
  • Catillaria lenticularis. M Sutcliffe. On limestone. Wolfscote Dale, Derbyshire.   small LARGE

Catolechia

  • Catolechia wahlenbergii. Alan Fryday. Aonach Mor, Scotland.   small LARGE

Cavernularia

  • Cavernularia hultenii is now Hypogymnia hultenii.

Cetraria

  • Cetraria aculeata. M Sutcliffe. On peat at base of rotting pine stump. Mar Lodge Estate. Braemar, Scotland.   small LARGE
  • Cetraria islandica. M Sutcliffe. Upland calcareous grassland. Teesdale, England.   small LARGE
  • Cetraria muricata. Neil Sanderson. In old gravel pit in heathland, Headon Warren, Isle of Wight.   LARGE
  • Cetraria muricata. Neil Sanderson. Parched acid grassland, coastal shingle, Gravelly Marsh, Beaulieu, Hampshire.   LARGE
  • Cetraria sepincola. D Genney. Scotland.   small LARGE
  • Cetraria sepincola. Neil Sanderson. On birch. Kennapole Hill, Loch an Eilein, Rothiemurchus.   small LARGE (at left)

Cetrelia

  • Cetrelia cetrarioides. Jenny Seawright. On Alder. Glengarrif woods, County Cork, Eire.   small LARGE   small LARGE
  • Cetrelia olivetorum s.lat. M Sutcliffe. On mossy oak trunk. Lochaline, Morvern, Scotland.   small LARGE

Chaenotheca

  • Chaenotheca brunneola. M Sutcliffe. On decorticated pine. Glen Quoich, Scotland.   small LARGE
  • Chaenotheca brunneola. M Sutcliffe. On decorticated pine trunk. Loch Maree, Wester Ross.   small LARGE
  • Chaenotheca chrysocephala. M Sutcliffe. In oak bark crevice. Great Wood, Co. Durham, England.   small LARGE
  • Chaenotheca ferruginea. M Sutcliffe. On trunk of mature oak. Lambley, Haltwhistle, Northumberland, England.   small LARGE
  • Chaenotheca ferruginea. Infertile area showing conspicuous yellow-orange patches (K+ red).   small LARGE
  • Chaenotheca furfuracea. M Sutcliffe. On plant debris in sheltered underhang. Near Strathdon, Aberdeenshire.   small LARGE   small LARGE
  • Chaenotheca gracilenta. Dave Genney. Inverfarigaig, Invernesshire.   small LARGE   LARGE
  • Chaenotheca hispidula. B J Coppins. On old sycamore. Seton Collegiate Church, East Lothian.   small
  • Chaenotheca stemonea. M Sutcliffe. In oak bark crevice. Old deer park, Chatsworth, Derbyshire.   small LARGE
  • Chaenotheca trichialis. M Sutcliffe. In oak bark crevice. Great Wood, Co. Durham, England.   small LARGE
  • Chaenotheca trichialis. Alan Hale. Great Wood, Gregynog, Montgomeryshire, Wales.   small LARGE

Chrysothrix

  • Chrysothrix candelaris. M Sutcliffe. Dry Overhanging oak branch. Glen Tilt, Blair Atholl, Scotland.   small LARGE
  • Chrysothrix chlorina. M Sutcliffe. Overhanging riverside cliff. Braemar, Scotland.   small LARGE
  • Chrysothrix flavovirens. M Sutcliffe. On decorticate oak. National Botanic Garden of Wales, Carmarthen.   small LARGE   small LARGE  

Cladonia

  • Cladonia arbuscula. Neil Sanderson. On heath. Copythorn Common, Hampshire.   small LARGE   small LARGE
  • Cladonia bellidiflora. Jim Deacon.   small
  • Cladonia botrytes. M Sutcliffe. On pine stump. Kindrogan field Centre, Scotland.   small LARGE
  • Cladonia caespiticia. M Sutcliffe. Islay, Scotland.   small LARGE
  • Cladonia caespiticia. Dave Genney. Scotland.   small LARGE
  • Cladonia caespiticia. M Sutcliffe, Det. Neil Sanderson. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Cladonia callosa. Neil Sanderson. On sandy humus. On side of old hollow way, White Moor, New Forest.   small LARGE   Habitat
  • Cladonia cariosa. Neil Sanderson. On sand bank in parched acid grassland, Stanway Pit, Colchester, Essex.   small LARGE   Small LARGE
  • Cladonia ciliata var. ciliata. Neil Sanderson. In sand sedge Cladonia community colonising formerly eroded sand. Frensham Great Pond, Surrey.   small LARGE
  • Cladonia ciliata var. ciliata. Neil Sanderson. Showing podetia arising from ephemeral primary thallus. On open heath. Acres Down, New Forest.   small LARGE
  • Cladonia ciliata var. ciliata. Neil Sanderson. On open heath. Acres Down, New Forest.   small LARGE
  • Cladonia ciliata var. tenuis. M J Simms. In acid grassland. Templemoyle Church, Co. Monaghan, Ireland.   small LARGE
  • Cladonia coccifera. Bill Burns. On dry-stane dyke. Muir of Dinnet NNR, Aberdeenshire.   small LARGE
  • Cladonia cornuta. Neil Sanderson. North facing dune. Winterton on Sea, Norfolk.   small LARGE
  • Cladonia deformis. M Sutcliffe. On fallen dead pine, Glen Quoich, Braemar, Scotland.   small LARGE
  • Cladonia digitata. M Sutcliffe. On bark of veteran oak. Chatsworth Estate, Derbyshire.   small LARGE
  • Cladonia digitata. Neil Sanderson. On lignum on fallen pine. Cadha Beag, Rothiemurchus.   small LARGE
  • Cladonia fimbriata. M Sutcliffe. On moorland, High Rigg, Keswick, Cumbria.   small LARGE
  • Cladonia foliacea. M Sutcliffe. Short coastal grassland. East Lothian, Scotland.   small LARGE
  • Cladonia furcata. M Sutcliffe. On moorland, High Rigg, Keswick, Cumbria.   small LARGE
  • Cladonia glauca. M Sutcliffe. On south-facing road bank. Kielder Forest, Northumberland.   small LARGE   small LARGE   habitat
  • Cladonia gracilis. Neil Sanderson. Parched acid grassland on shingle. Dungeness, Kent, England.   small LARGE
  • Cladonia gracilis. M Sutcliffe. Acid soil. Whitchester crag. Bellingham, Northumberland, England.   small LARGE
  • Cladonia humilis. M Sutcliffe. On south-facing road bank. Kielder Forest, Northumberland.   small LARGE   small LARGE
  • Cladonia macilenta. Neil Sanderson. On bank in hollow way in heathland. White Moor, New Forest.   small LARGE
  • Cladonia maxima. Neil Sanderson. In late snow patch amongst Deschampsia flexuosa at 1225m. Wells of Dee, Mar Lodge Estate, Cairngorms.   small LARGE   small LARGE
  • Cladonia mediterranea. N Sanderson. In short, grazed heath. Ogdens, New Forest.   small LARGE   small LARGE
  • Cladonia parasitica. M Sutcliffe. On dead oak trunk. Old deer park, Chatsworth, Derbyshire.   small LARGE
  • Cladonia parasitica. M Sutcliffe. On decaying oak trunk. Dinefwr deer park, Carmarthenshire.   small LARGE   Habitat
  • Cladonia phyllophora. N Sanderson. On abandoned path in heath, Ogdens, New Forest.   small LARGE   small LARGE   small
  • Cladonia phyllophora. N Sanderson. In open heath. Whitemoor, Lyndhurst, New Forest.   small LARGE
  • Cladonia pocillum. M Sutcliffe. On moss on limestone. Lathkill Dale, Derbyshire.   small LARGE
  • Cladonia polydactyla. M Sutcliffe. Decayed wood/peat. Kielder Forest, Northumberland.   small LARGE
  • Cladonia polydactyla. M Sutcliffe. Decayed wood/peat. Kielder Forest, Northumberland.   small LARGE
  • Cladonia polydactyla. M Sutcliffe. On south-facing road bank. Kielder Forest, Northumberland.   small LARGE   small LARGE   habitat
  • Cladonia polydactyla. M Sutcliffe, Det. Neil Sanderson. On hazel. Ardnahoe Loch, near Port Askaig, Islay.   small LARGE
  • Cladonia portentosa. M Sutcliffe. On peat. Kielder Forest, Northumberland.   small LARGE
  • Cladonia portentosa. M Sutcliffe. On peat. Kielder Forest, Northumberland.   small LARGE
  • Cladonia ramulosa. M Sutcliffe. Amoung mosses on limestone wall. Malham moss tarn, West Yorkshire.   small LARGE
  • Cladonia ramulosa. M Sutcliffe. Sandstone. Kielder Forest, Northumberland.   small LARGE
  • Cladonia ramulosa. Neil Sanderson. On sandy humus. On side of old hollow way, White Moor, New Forest.   small LARGE   small LARGE
  • Cladonia rangiformis. M Sutcliffe. On coastal turf. Near Isle of Whithorn, Dumfries and Galloway, Scotland.   small LARGE   Habitat
  • Cladonia scabriuscula. M J Simms. On granite wall, Legananny, Co. Down, N Ireland.   small LARGE
  • Cladonia squamosa. M Sutcliffe. On thin, rocky soil under pine. Glen Quoich, Braemar, Scotland.   small LARGE
  • Cladonia squamosa. M Sutcliffe. On base of alder trunk. Inverawe Country Park, Taynuilt, Scotland.   small LARGE
  • Cladonia strepsilis. M Sutcliffe. On open, wet heath. Loch Maree, Wester Ross.   small LARGE   Small LARGE
  • Cladonia subcervicornis. D Genney   small LARGE
  • Cladonia subcervicornis. M Sutcliffe. On humus. Dun Caan, Raasay, Scotland.   small LARGE
  • Cladonia subcervicornis. Neil Sanderson. In open short heath. White Moor, New Forest.   Fertile small LARGE.   Wet small LARGE
  • Cladonia subcervicornis. Neil Sanderson. In open short heath in WWII gravel pit. Yew Tree Heath, New Forest.   small LARGE.
  • Cladonia subulata. Neil Sanderson. In heathland. Holmsley Ridge, New Forest.   small LARGE
  • Cladonia sulphurina. M Sutcliffe   small LARGE
  • Cladonia symphycarpia. Neil Sanderson. 19th century chalk spoil heaps. Micheldever Chalkies, Hampshire, England.   small LARGE
  • Cladonia trassii. Neil Sanderson. In boulder field, in late snow patch, 1070m. Garbh Choire Mor, Mar Lodge Estate, Cairngorms.   small LARGE   Habitat
  • Cladonia uncialis subsp biuncialis. M Sutcliffe. Peat. Whitchester Moor, Northumberland.   small LARGE
  • Cladonia uncialis subsp uncialis. D Genney   small LARGE
  • Cladonia uncialis subsp uncialis. M Sutcliffe. Heathland. Kielder Forest, Northumberland.   small LARGE
  • Cladonia zopfii. Neil Sanderson. Short grazed heath. Ogdens, New Forest.   small LARGE

Clauzadea

  • Clauzadea immersa (with Pseudoleptogium diffractum). M J Simms. On exposed limestone pavement, Fahee North, Carran, The Burren, Co. Clare.   small LARGE
  • Clauzadea immersa. M Sutcliffe. On limestone. Long Dale, Derbyshire.   small LARGE
  • Clauzadea monticola. M Sutcliffe   small LARGE
  • Clauzadea monticola. M Sutcliffe. On granite wall. Beinn Eighe campsite, Wester Ross, Scotland.   small LARGE   small LARGE

Clauzadeana

Cliostomum

  • Cliostomum flavidulum. Neil Sanderson. On oak. Cliostomum flavidulum (paler left) and Pyrrhospora quernea (darker with black prothallus right). Old Lodge Warren, East Sussex.   small LARGE   Pd+ red small LARGE
  • Cliostomum griffithii. M Sutcliffe. On mature sycamore. Morpeth, Northumberland.   small LARGE
  • Cliostomum griffithii. M Sutcliffe. On mature sycamore. Morpeth, Northumberland.   small LARGE
  • Cliostomum griffithii. M Sutcliffe. On mature oak. Great Wood, Co. Durham, England.   small LARGE

Coenogonium

  • Coenogonium confusum. Neil Sanderson. On old Oak. James's Hill, New Forest.   small LARGE
  • Coenogonium confusum. Neil Sanderson. On old oak, James Hill, New Forest.   small LARGE (top right, with Porina hibernica below).
  • Coenogonium luteum. M Sutcliffe. On shaded oak trunk. Lochaline, Morvern, Scotland.   small LARGE
  • Coenogonium luteum. M Sutcliffe. On oak. Ward hill, Isle of Hoy, Scotland.   small LARGE
  • Coenogonium pineti. Mark Powell. On shaded hazel bark at Bowd Lane Copse, Northamptonshire.   small LARGE   Spores
  • Coenogonium pineti. M Sutcliffe. On branch of mature elm. East coast of Raasay, Scotland.   small LARGE   Habitat

Collema

Comparison with Leptogium

  • Collema auriforme is now Lathagrium auriforme.
  • Collema crispum is now Blennothallia crispa.
  • Collema cristatum is now Lathagrium cristatum.
  • Collema fasciculare is now Gabura fascicularis.
  • Collema flaccidum. M J Simms. On sandstone within zone of seasonal flooding, Owngar River, near Bantry, Co. Cork, Ireland   small LARGE
  • Collema flaccidum. M Sutcliffe. On schist. Meall nan Tarmachan, Scotland.   small LARGE
  • Collema flaccidum parasitised by Myxophora leptogiophila. M Sutcliffe. On sycamore, Raasay, Scotland.   small LARGE
  • Collema fragile is now Scytinium fragile.
  • Collema fragrans is now Scytinium fragrans.
  • Collema furfuraceum. M Sutcliffe. On sycamore. Gairloch, Wester Ross, Scotland.   small LARGE
  • Collema furfuraceum. Dave Genney. Scotland.   small LARGE
  • Collema fuscovirens is now Lathagrium fuscovirens.
  • Collema multipartitum is now Callome multipartita.
  • Collema subflaccidum. Ray Woods. On outcrop. SW Henllyn Mawr, Llandeilo Graban, Radnorshire, Wales.   small LARGE Habitat
  • Collema subnigrescens. M Sutcliffe. On stream-side serpentine outcrop. Kynance cove, Cornwall, England.   small LARGE   Small LARGE
  • Collema tenax is now Enchylium tenax.

Collemopsidium

  • Collemopsidium foveolatum. M Sutcliffe. On barnacle shell. Jura, Scotland.   small LARGE
  • Collemopsidium sublitorale. M Sutcliffe. On limpet shell. Islay, Scotland.   small LARGE  

Callome

Coniocarpon

  • Coniocarpon cinnabarinum. M Sutcliffe. On hazel. Raasay, Scotland.   small LARGE
  • Coniocarpon cuspidans. M Sutcliffe. On hazel. Rudha na Gailich, Jura, Scotland.   small LARGE

Cornicularia

Cresponea

  • Cresponea premnea. Theresa Greenaway. On oak. Petworth park, West Sussex.   small LARGE
  • Cresponea premnea. Neil Sanderson. On old oak, James Hill, New Forest. Shows pynidia where two thalli meet.   small LARGE
  • Cresponea premnea. M Sutcliffe. On veteran oak. Dinefwr deer park, Carmarthenshire.   small LARGE   Section and spores

Crutarndina

  • Crutarndina petractoides. M Sutcliffe. On hazel. Ballachuan Hazelwood, Scotland.   small LARGE

Cyphelium

  • Cyphelium inquinans is now Acolium inquinans.
  • Cyphelium tigillare is now Calicium tigillare.

Cystocoleus

  • Cystocoleus ebeneus. M Sutcliffe. Vertical granite outcrop. Inverawe Country Park, Taynuilt, Scotland.   small LARGE   micropic (showing thin, dark, wiggly fungal hyphae growing on thick Trentepohlia algae. Droplets of a carotenoid, which give this alga its orange colour, have spilled out)
  • Cystocoleus ebeneus M Sutcliffe. On sandstone. Enegars, Isle of Hoy, Scotland.   small LARGE

Degelia

  • Degelia atlantica is now Pectenia atlantica.
  • Degelia cyanoloma is now Pectenia cyanoloma.
  • Degelia ligulata is now Pectenia ligulata.
  • Degelia plumbea is now Pectenia plumbea s. str..

Dendrographa

  • Dendrographa decolorans. M Sutcliffe. On oak. Great Wood, Eggleston, Durham.   small LARGE
  • Dendrographa decolorans. M J Simms.   small LARGE
  • Dendrographa decolorans (fertile). Neil Sanderson. Fertile and sterile thalli on old beech, New Forest.   small LARGE
  • Dendrographa decolorans. N Sanderson. On ancient oak (Partly invading Enterographa crassa). Medieval deer park, Prak Hill, Abbeyleix, Co Laois, Ireland.   small LARGE

Dermatocarpon

  • Dermatocarpon intestiniforme. M Sutcliffe. Very shaded vertical rock face (conglomerate). Dunstaffnage Castle, Dunbeg, Scotland.   small LARGE   small LARGE   small LARGE
  • Dermatocarpon intestiniforme. M Sutcliffe. Exposed, flushed, coastal, conglomerate slab. Gairloch, Wester Ross, Scotland.   small LARGE   small LARGE   small LARGE   Habitat
  • Dermatocarpon intestiniforme. Jenny Seawright. On rocky headland, Zetland, Beara peninsula, Co. Cork, Eire.   small LARGE
  • Dermatocarpon intestiniforme. F G Jones. On slate retaining wall. Gilfach Du National Slate Museum, Llanberis, Wales.   small LARGE
  • Dermatocarpon leptophyllodes. M J Simms. On rock in Afon Ysgethin, North Wales.   small LARGE
  • Dermatocarpon luridum. M J Simms. On rock in Afon Ysgethin, North Wales.   small LARGE
  • Dermatocarpon luridum. M Sutcliffe. In limestone crevice. Lathkill Dale, Derbyshire.   small LARGE
  • Dermatocarpon meiophyllizum. Jenny Seawright. On rock beside stream. Ballingeary, County Cork, Eire.   small LARGE   small LARGE
  • Dermatocarpon miniatum. M Sutcliffe. Basalt sea cliff, in drainage cleft. East Lothian, Scotland.   small LARGE
  • Dermatocarpon miniatum. M Sutcliffe. Conglomerate cliff, in rain track. Dunstaffnage Castle, Dunbeg, Scotland.   small LARGE   small LARGE
  • Dermatocarpon miniatum. F G Jones. On slate retaining wall. Gilfach Du National Slate Museum, Llanberis, Wales.   small LARGE   Habitat

Diarthonis

  • Diarthonis spadicea. S Davey. Durfold Gill, West Sussex, England.   small LARGE

Dibaeis

  • Dibaeis baeomyces. M Sutcliffe. On peat at edge of track. Flowerdale Forest, Wester Ross, Scotland.   small LARGE
  • Dibaeis baeomyces. Ray Woods. Eaglebrook.   small LARGE
  • Dibaeis baeomyces. Neil Sanderson. On acid soil at edge of heathland path. Longwater lawn, New Forest.   small LARGE   UV fluorescence

Dimerella

  • Dimerella lutea is now Coenogonium luteum.
  • Dimerella pineti is now Coenogonium pineti.

Diploicia

  • Diploicia canescens. M Sutcliffe. On coastal shale. Ilfracombe, Devon, England.   small LARGE
  • Diploicia canescens (with algae growing on it). F G Jones. On slate gravestone. Llandyfrydog, N Wales.   small LARGE
  • Diploicia canescens (fertile). M J Simms. On mature sycamore, Castleward, Co. Down.   small LARGE

Diploschistes

  • Diploschistes gypsaceus. N Hodgetts   small LARGE
  • Diploschistes muscorum. Neil Sanderson. Established on the ground in parched acid grassland, Stanway Pit, Colchester, Essex.   small LARGE
  • Diploschistes muscorum. Neil Sanderson. overgrowing Cladonia species, in parched acid grassland, Blashford Water Treatment Works, New Forest, Hampshire.   small
  • Diploschistes muscorum. M Sutcliffe. On open, dune grassland. Golspie, Scotland. small LARGE   small LARGE
  • Diploschistes scruposus. M Sutcliffe. On sandstone wall, Northumberland.   small LARGE
  • Diploschistes scruposus. M J Simms. On granite wall, Legananny, Co. Down, N Ireland.   small LARGE

Diplotomma

  • Diplotomma alboatrum. M Sutcliffe. On calcareous wall of church, Norfolk, England.   small LARGE
  • Diplotomma alboatrum. M Sutcliffe. On serpentine cliff above High Water Mark. Kynance cove, The Lizard, Cornwall. England.   small LARGE
  • Diplotomma murorum. Mark Powell. On Caloplaca teicholyta on limestone parapet of bridge. Felmersham, Bedfordshire.   small LARGE   small LARGE

Dirina

  • Dirina massiliensis f sorediata. M Sutcliffe. Basalt sea cliff. Drumadoon Point, Isle of Arran, Scotland.   small LARGE
  • Dirina massiliensis f sorediata. M J Simms. On soft limestone on the walls of Carisbrooke Castle, Isle of Wight.   small LARGE
  • Dirina massiliensis f. sorediata. M Sutcliffe. On wall of covered entrance. Dinefwr castle, Carmarthenshire.   small LARGE   Habitat
  • Dirina massiliensis f massiliensis with f sorediata. Neil Sanderson. Overhanging limestone, Penn's Weare, Isle of Portland, Dorset.   small LARGE

Enchylium

  • Enchylium tenax. M Sutcliffe. On shaded wall. Glasserton churchyard near Whithorn, Dumfries and Galloway, Scotland.   small LARGE

Enterographa

  • Enterographa brezhonega. Andy Cross. (det Neil Sanderson, conf. Laurens Sparrius) new to Britain. The white pseudostromata formed from convoluted groups of lirellae parasitising Porina rosei. Great Wood, New forest, Hampshire.   small LARGE
  • Enterographa crassa. M Sutcliffe. On Sycamore in dense woodland, The Cairn, Ilfracombe, Devon.   small LARGE
  • Enterographa elaborata. Neil Sanderson. New forest, Hampshire.   small LARGE
  • Enterographa elaborata. Neil Sanderson. On ancient beech (wound track). New Forest, Hampshire.   small LARGE
  • Enterographa elaborata. Neil Sanderson. With E. crassa (top right), on rain track on old beech, James Hill, New Forest.   small LARGE   Labels
  • Enterographa hutchinsiae. Neil Sanderson. On ancient beech (wound track). New Forest, Hampshire.   small LARGE   Labels
  • Enterographa pitardii. Neil Sanderson. On chert overhang in limestone. Penn's Weare, Isle of Portland.   small LARGE
  • Enterographa sorediata is now Syncesia myrticola morph sorediata.

Eopyrenula

  • Eopyrenula grandicula (with Arthothelium ruanum below). Neil Sanderson. On hazel in oceanic ravine. Ceunant Llennyrch, Meirionnydd.   small LARGE

Ephebe

  • Ephebe lanata. M J Simms. On riverside rock face, Afon Treweunydd, North Wales.   small LARGE

Epilichen

  • Epilichen scabrosus. M Sutcliffe. On Baeomyces rufus. On mine spoil, Derbyshire.   small LARGE

Evernia

  • Evernia prunastri. M Sutcliffe. On hazel. Stonehaugh, Northumberland, England.   small LARGE
  • Evernia prunastri. Sarah Lovett. On hawthorn. West Somerset, England.   small LARGE

Farnoldia

  • Farnoldia jurana. M Sutcliffe. On limestone. Black Mountain, Carmarthenshire.   small LARGE

Felipes

  • Felipes leucopellaeus. M Sutcliffe. On oak. Talladale, Wester Ross, Scotland.   small LARGE

Fellhanera

  • Fellhanera bouteillei. M Sutcliffe. On yew. Great Wood, Egglestone, Durham, England.   small LARGE

Fellhaneropsis

  • Fellhaneropsis myrtillicola. B J Coppins. On twigs and needles of Pseudotsuga menziesii. Monynut Forest, Scotland.   small LARGE

Flavoparmelia

  • Flavoparmelia caperata. M Sutcliffe. On hawthorn. The Cairn, Ilfracombe, Devon, England.   small LARGE
  • Flavoparmelia caperata. M Sutcliffe. On coastal shale. Ilfracombe, Devon.   small LARGE
  • Flavoparmelia caperata (fertile). Neil Sanderson. On oak branch. Buskets Wood, New Forest.   small LARGE
  • Flavoparmelia soredians. M Sutcliffe. On beech tree. East Lothian, Scotland.   small LARGE

Frutidella

  • Frutidella caesioatra. Andy Cross. On low mossy boulder at 1215m. Edge of the Wells of Dee, Cairngorms, Scotland.   small LARGE

Fulgensia

Fuscidea

  • Fuscidea austera. M Sutcliffe. On gritstone. Lawrence field, near Hathersage, Derbyshire.   small LARGE   small LARGE
  • Fuscidea cyathoides. M Sutcliffe. On shale. Trerhiwarth, Llangynog, Wales.   small LARGE
  • Fuscidea cyathoides. N Hodgetts   small LARGE
  • Fuscidea cyathoides. M Sutcliffe. On sandstone, Kielder Forest, Northumberland.   small LARGE
  • Fuscidea gothoburgensis. Steve Price. Corrieshalloch, Scotland.   small LARGE
  • Fuscidea gothoburgensis. M Sutcliffe. On quartzite. Islay, Scotland.   small LARGE
  • Fuscidea kochiana. M Sutcliffe. On sandstone. Dead stones, Co. Durham, England.   small LARGE   small LARGE   small LARGE   small LARGE
  • Fuscidea lightfootii. M Sutcliffe. On plastic pipe. Dunstaffnage Marine Lab, near Oban, Scotland.   small LARGE
  • Fuscidea lightfootii. M Sutcliffe. On broadleaved tree. Bowlees, Teesdale, England.   small LARGE
  • Fuscidea lightfootii. M Sutcliffe. On fence post. Finlaggan, Islay, Scotland.   small LARGE
  • Fuscidea lygaea. M Sutcliffe. On quartzite. Islay, Scotland.   small LARGE
  • Fuscidea praeruptorum. M Sutcliffe. On gravestone. Whitfield Church, Northumberland.   small LARGE     small LARGE
  • Fuscidea praeruptorum. M Sutcliffe. On gritstone. Lawrence field, near Hathersage, Derbyshire.   small LARGE

Fuscopannaria

  • Fuscopannaria ignobilis. Dave Genney. Inverfarigaig, Invernesshire.   small LARGE
  • Fuscopannaria mediterranea. M Sutcliffe. On mossy ash tree. Inverawe Country Park, Strathclyde, Scotland.   small LARGE
  • Fuscopannaria sampaiana is now Nevesia sampaiana.

Gabura

  • Gabura fascicularis. M Sutcliffe. On oak by river. Talladale, Wester Ross, Scotland.   small LARGE

Glaucomaria

  • Glaucomaria carpinea. M Sutcliffe. On maple. Portsoy, Aberdeenshire, Scotland.   small LARGE
  • Glaucomaria carpinea. M Sutcliffe. On hawthorn. Lathkill Dale, Derbyshire.   small LARGE
  • Glaucomaria rupicola var. rupicola. M Sutcliffe. Vertical tombstone. Kilmory, Arran, Scotland.   small LARGE   LARGE
  • Glaucomaria rupicola var. rupicola. M Sutcliffe. Sandstone wall. Middleton-in-teesdale, England.   small LARGE
  • Glaucomaria rupicola var. rupicola. M Sutcliffe. Sandstone wall. Middleton-in-teesdale, England.   small LARGE
  • Glaucomaria rupicola var. rupicola. M Sutcliffe. Sandstone wall. Middleton-in-teesdale, England.   small LARGE
  • Glaucomaria swartzii. N Hodgetts   small LARGE

Gomphillus

  • Gomphillus calycioides. Neil Sanderson. The Burren, Ireland.   small LARGE

Graphina

  • Graphina anguina is now Graphis inustuloides.
  • Graphina pauciloculata is now Allographa pauciloculata.
  • Graphina ruiziana is now Allographa ruiziana.

Graphis

  • Graphis elegans. M Sutcliffe. On beech. Hesleyside Park, Northumberland.   small LARGE   small LARGE
  • Graphis inustuloides. M J Simms. On lakeside Ash. Black Island, Castleblayney, Co. Monaghan, Ireland.   small LARGE
  • Graphis inustuloides. M Sutcliffe. On sycamore. Near Ballygrant, Islay, Scotland.   small LARGE   small LARGE
  • Graphis scripta s. lat. M Sutcliffe. On beech, the Cairn, Ilfracombe, Devon, England.   small LARGE

Gyalecta

  • Gyalecta jenensis. M Sutcliffe. On limestone cliff. Lismore Island, scotland.   small LARGE
  • Gyalecta truncigena. M Sutcliffe. On branch of mature elm. East coast of Raasay, Scotland.   small LARGE   small LARGE   Habitat
  • Gyalecta ulmi. N Hodgetts.   small LARGE
  • Gyalecta ulmi. M Sutcliffe. On limestone. Yew crags, Northumberland.   small LARGE

Gyalideopsis

  • Gyalideopsis crenulata. Ray Woods. With Placopsis lambii on heavy metal rich boulder. Nantymwyn mine, Rhandirmwyn, Carmarthenshire, Wales.   small LARGE
  • Gyalideopsis muscicola. Dave Genney. Scotland.   small LARGE
  • Gyalideopsis muscicola. M Sutcliffe. On moss. Argyll, Scotland.   small LARGE

Gyrographa

  • Gyrographa gyrocarpa. M Sutcliffe. On underhang of shaded coastal schist. Imachar point, Arran, Scotland.   small LARGE
  • Gyrographa gyrocarpa. Steve Price. On gritstone wall. Combes, Derbyshire.   small LARGE

Haematomma

  • Haematomma ochroleucum var porphyrium. M Sutcliffe. vertical face of tombstone, Norfolk, England.   small LARGE
  • Haematomma ochroleucum fertile. M Sutcliffe. On sandstone. Grut Fea, Isle of Hoy, Scotland.   small LARGE

Hertelidea

  • Hertelidea botryosa. M Sutcliffe. On fallen dead pine. Glen Quoich. Scotland.   small LARGE
  • Hertelidea botryosa. M Sutcliffe. On dead fallen oak. Old deer park, Chatsworth, Derbyshire.   small LARGE   Habitat

Heterodermia

  • Heterodermia japonica has been wrongly applied to British and Irish specimens and is H. obscurata.
  • Heterodermia obscurata. Dave Genney. Knapdale SSSI, Argyll and Bute.  
  • Heterodermia leucomela. M Sutcliffe. Coastal serpentine rocks, The Lizard, Cornwall, England.   small LARGE
  • Heterodermia leucomela. Theresa Greenaway. Saddle Point, Pembrokeshire, Wales.   small LARGE
  • Heterodermia leucomela. Neil Sanderson. On beech twig. The Deer Park, Boconnoc, Cornwall.   small LARGE
  • Heterodermia leucomela. Peter Lambley. On coastal heath. Kynance Cove, The Lizard, Cornwall.   small LARGE
  • Heterodermia propagulifera. Peter Lambley. On coastal heath. Tresco, Isles of Scilly.   small LARGE

Homostegia (parasitic fungi)

  • Homostegia piggotii. M Sutcliffe. Parasitizing Parmelia saxatilis. Raasay, Scotland.   small LARGE

Hydropunctaria

  • Hydropunctaria amphibia. M Sutcliffe. On basalt, littoral zone. East Lothian, Scotland.   small LARGE
  • Hydropunctaria maura. M Sutcliffe. On tidal rocks. Am Scriodan, Isle of Arran, Scotland.   small LARGE

Hymenelia

  • Hymenelia epulotica. M Sutcliffe. On limestone boulder. Yew crags, West Allendale, Northumberland.   small LARGE
  • Hymenelia epulotica. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE

Hyperphyscia

  • Hyperphyscia adglutinata. M Sutcliffe. On ancient oak. Nettlecombe Court, Williton, Somerset, England.   small LARGE

Hypocenomyce

  • Hypocenomyce friesii is now Xylopsora friesii.
  • Hypocenomyce scalaris. M Sutcliffe. On standing dead pine. Glen Quoich, Braemar, Scotland.   small LARGE

Hypogymnia

  • Hypogymnia farinacea. M Sutcliffe. On siliceous rock. Rannerdale Knotts, Cumbria.   small LARGE
  • Hypogymnia farinacea. Andy Acton. On Scots pine. Scotland.   small     small   LARGE
  • Hypogymnia hultenii. Neil Sanderson. On ancient Salix Caprea ssp sphacelata. Creag Meagaidh. Scotland.   small LARGE
  • Hypogymnia hultenii. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE   small LARGE   Habitat
  • Hypogymnia physodes. M Sutcliffe. On artificial sign of nature reserve, Williamston, Northumberland, England.   small LARGE
  • Hypogymnia physodes. M Sutcliffe. On sandstone boulder. Hadrian's Wall area, Northumberland, England.   large
  • Hypogymnia physodes. M Sutcliffe. On pine. Loch Maree, Scotland.   small
  • Hypogymnia physodes fertile. Dave Genney. Scotland.   small LARGE
  • Hypogymnia tubulosa. M Sutcliffe. On sandstone boulder. Queen's crag, Northumberland, England.   small LARGE
  • Hypogymnia vittata. M Sutcliffe. On open, dune grassland. Golspie, Scotland.   small LARGE   small LARGE   small LARGE

Hypotrachyna

  • Hypotrachyna afrorevoluta. Neil Sanderson. On oak branch. Plain Green, Busketts Wood, New Forest.   small LARGE
  • Hypotrachyna afrorevoluta compared with Hypotrachyna revoluta (left). Neil Sanderson.   small LARGE
  • Hypotrachyna afrorevoluta. M J Simms, Det. Neil Sanderson. On ash by Clare River, Milltown, Co. Galway, Ireland.   small LARGE
  • Hypotrachyna horrescens. M Sutcliffe. On birch. Coed Crafnant, Llanbedr, Meirionydd, Wales.   small LARGE   small LARGE
  • Hypotrachyna horrescens. Neil Sanderson. On beech, Shave Wood, New Forest.   small LARGE
  • Hypotrachyna laevigata. M Sutcliffe. On broadleaved tree. Morvern, Scotland.   small LARGE
  • Hypotrachyna laevigata. M Sutcliffe. On alder. Inverawe Country Park, Taynuilt, Scotland.   small LARGE
  • Hypotrachyna minarum. Neil Sanderson. On oak branch in pasture woodland, New Forest.   small LARGE
  • Hypotrachyna revoluta. M Sutcliffe. On oak. Ulverscroft, Leicestershire, England.   small LARGE   small LARGE   Habitat
  • Hypotrachyna sinuosa. M J Simms. On sycamore branch, Fahee North, the Burren, Co. Clare, Ireland.   small LARGE
  • Hypotrachyna sinuosa. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE
  • Hypotrachyna taylorensis. M Sutcliffe. On large horizontal branch at woodland edge. Morvern, Scotland.   small LARGE

Icmadophila

  • Icmadophila ericetorum. M Sutcliffe. On peat. Glen Quoich, Braemar, Scotland.   small LARGE

Imshaugia

  • Imshaugia aleurites. M Sutcliffe. On old wooden bridge. Glen Quoich, Braemar, Scotland.   small LARGE
  • Imshaugia aleurites. fertile. M Sutcliffe. On rotting pine stump. Glen Quoich, Braemar, Scotland.   small LARGE
  • Imshaugia aleurites. M Sutcliffe. On pine. Loch Maree, Scotland.   small LARGE
  • Imshaugia aleurites. M Sutcliffe. On dead fallen oak. Old deer park, Chatsworth, Derbyshire.   small LARGE

Inoderma

  • Inoderma subabietinum. M Sutcliffe. On veteran oak. Dinefwr deer park, Carmarthenshire.   small LARGE

Ionapsis

  • Ionaspis lacustris. M Sutcliffe. Screapadal, Raasay, Scotland.   small LARGE
  • Ionaspis epulotica is now Hymenelia epulotica.

Jamesiella

  • Jamesiella anastomosans showing hyphophores. Mark Powell. On Oak branch near Salisbury.   small LARGE

Kiliasia

  • Kiliasia episema. David Hill. On Aspicilia calcarea.   small LARGE

Lambiella

  • Lambiella furvella. M Sutcliffe. Volcanic tuff. Bradgate Park, Leicestershire.   small LARGE
  • Lambiella gyrizans. Steve Price. On sandstone. Callow Bank, Derbyshire.   small LARGE

Lasallia

  • Lasallia pustulata. M Sutcliffe. On volcanic tuff. Bradgate Park, Leicestershire.   small LARGE
  • Lasallia pustulata. F G Jones. On siliceous Roche Moutonnee. Nant Ffrancon, N Wales.   small LARGE
  • Lasallia pustulata. F G Jones. N Wales. Dry   small LARGE   Wet small LARGE

Lathagrium

  • Lathagrium auriforme. M Sutcliffe. On limestone of disused quarry. Bowlees Visitor's Centre, near Middleton-in-Teesdale, Durham, England.   small LARGE   Small LARGE
  • Lathagrium auriforme. M Sutcliffe. On limestone. Wolfscote Dale, Derbyshire.   small LARGE
  • Lathagrium auriforme. M Sutcliffe. Raasay, Scotland.   small LARGE
  • Lathagrium cristatum. M Sutcliffe. On limestone. Wolfscote Dale, Hartington, Derbyshire.   small LARGE   Small LARGE
  • Lathagrium cristatum var. marginale. M Sutcliffe. On limestone boulder. Lathkill Dale, Derbyshire.   small LARGE
  • Lathagrium fuscovirens. M Sutcliffe. On limestone. Llanymynech Hill, Pant, Wales.   small LARGE   small LARGE   small LARGE   Habitat
  • Lathagrium fuscovirens (wet). M Sutcliffe. On top of limestone boulder. Yew crags, West Allendale, Northumberland.   small LARGE

Lecanactis

  • Lecanactis abietina. M Sutcliffe. Sycamore. Roddam Dene, Wooler, Northumberland, England.   small LARGE
  • Lecanactis abietina (fertile). M Sutcliffe. Sycamore. Roddam Dene, Wooler, Northumberland, England.   small LARGE
  • Lecanactis subabietina is now Inoderma subabietinum.

Lecania

Lecanographa

  • Lecanographa amylacea. D Genney. On oak. Cawdor Wood, Scotland.   small LARGE   small LARGE   small LARGE
  • Lecanographa amylacea morph violaceofusca. M Sutcliffe. On oak bark crevice. Great Wood, Durham, England.   small LARGE
  • Lecanographa amylacea morph violaceofusca. D Genney. On oak. Cawdor Wood, Scotland.   small LARGE
  • Lecanographa atlantica. Neil Sanderson. On chert overhang in limestone. Penn's Weare, Isle of Portland.   small LARGE
  • Lecanographa dialeuca is now Lecanographa atlantica.
  • Lecanographa grumulosa is now Paralecanographa grumulosa.
  • Lecanographa lyncea. Neil Sanderson. On ivy stem on sandstone cliff in oceanic woodland, Correl Glen, Co. Fermanagh.   small LARGE

Lecanora

  • Lecanora agardhiana is now Myriolecis agardhiana.
  • Lecanora albella. Mark Powell. Showing PD+. On Oak branch near Salisbury.   small LARGE
  • Lecanora albescens is now Myriolecis albescens.
  • Lecanora antiqua is now Myriolecis antiqua.
  • Lecanora argentata. M Sutcliffe. On sycamore. Roddam Dene, Northumberland.   small LARGE   small LARGE   Apothecium section
  • Lecanora atrosulphurea M Sutcliffe. On sandstone boulder. Ward Hill, Isle of Hoy, Scotland.   small LARGE   Habitat
  • Lecanora barkmaniana. M Sutcliffe. On broadleaved tree. National Botanic Garden of Wales, Carmarthen.   small LARGE
  • Lecanora campestris var. campestris. M Sutcliffe. On limestone, Harboro Rocks, Derbyshire.   small LARGE
  • Lecanora campestris var. dolomitica. M Sutcliffe. On limestone, Harboro Rocks, Derbyshire.   small LARGE
  • Lecanora carpinea is now Glaucomaria carpinea.
  • Lecanora chlarotera. M Sutcliffe. On ash. Devon.   small LARGE
  • Lecanora cinereofusca. Neil Sanderson. On hazel, old growth hazel - ash pasture-woodland, Coille Thogabhaig, Skye.   small LARGE   small LARGE
  • Lecanora conferta is now Myriolecis antiqua.
  • Lecanora confusa. M Sutcliffe. On old wooden gate. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecanora confusa Andy Cross, Det. Neil Sanderson. On sunny trunk of old beech, New Forest.   small LARGE
  • Lecanora conizaeoides. M Sutcliffe. On pine. Ingram, Northumberland.   small LARGE
  • Lecanora crenulata is now Myriolecis crenulata.
  • Lecanora dispersa is now Myriolecis dispersa.
  • Lecanora expallens. M Sutcliffe. On young broadleaved tree, Allensford, Durham, England.   small LARGE
  • Lecanora expallens. M Sutcliffe. On south side of church. Kilmory, Arran, Scotland.   Small LARGE     small LARGE
  • Lecanora expallens. M Sutcliffe. On old wooden gatepost. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecanora farinaria. M Sutcliffe. On old wooden gate. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecanora fugiens is now Myriolecis fugiens.
  • Lecanora gangaleoides. M Sutcliffe. On sandstone crag. Pithouse crags, Kielder Forest, Northumberland, England.   small LARGE
  • Lecanora gangaleoides. M Sutcliffe. On whin sill (andesite). Sewingshields crag, Northumberland, England.   small LARGE
  • Lecanora intricata. M Sutcliffe. On drystone wall. Teesdale, Durham.   small LARGE
  • Lecanora intumescens. Neil Sanderson. On Rowan. Cadha Beag, Rothiemurchus.   small LARGE   small LARGE
  • Lecanora jamesii. Theresa Greenaway. On Salix. Stackpole, Pembrokeshire, Wales.   small LARGE
  • Lecanora leptacina. Neil Sanderson. On boulder in late snow patch. Garbh Choire Mor, Mar Lodge Estate.   small LARGE
  • Lecanora muralis is now Protoparmeliopsis muralis.
  • Lecanora orosthea. M Sutcliffe. On siliceous volcanic tuff. Bradgate Park, Leicestershire, England.   small LARGE   small LARGE
  • Lecanora pannonica. M Sutcliffe. Vertical face of brick wall. Norfolk, England.   small LARGE
  • Lecanora pannonica. Mark Powell. On sandstone. Bridge at Felmersham, Bedfordshire.   small LARGE   small LARGE
  • Lecanora persimilis is now Myriolecis persimilis.
  • Lecanora phaeostigma. M Sutcliffe. On oak lignum. Old deer park, Chatsworth Estate, Derbyshire.   small LARGE   Habitat
  • Lecanora polytropa. M Sutcliffe. On drystone wall. Teesdale, Durham. (L. polytropa middle, surrounded by L. intricata and L. soralifera)   small LARGE
  • Lecanora pulicaris. M Sutcliffe. On old wooden post. Stonehaugh, Northumberland, England.   small LARGE
  • Lecanora quercicola. Neil Sanderson. Melbury Park, England.   small LARGE
  • Lecanora rupicola is now Glaucomaria rupicola var. rupicola.
  • Lecanora saligna. M Sutcliffe. On old wooden gate. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecanora saligna. M Sutcliffe. On oak wood. Chatsworth Estate, Derbyshire.   small LARGE
  • Lecanora sinuosa. John Garrett. On ash. Suffolk.   small LARGE
  • Lecanora soralifera. M Sutcliffe. On drystone wall (with L. polytropa). Teesdale, Durham.   small LARGE
  • Lecanora soralifera. M Sutcliffe. On basalt. Teesdale, England.   small LARGE
  • Lecanora sublivescens. M Sutcliffe. On veteran oak. Dinefwr deer park, Carmarthenshire.   small LARGE   small LARGE
  • Lecanora sulphurea . M Sutcliffe. On sandstone. Isle of Hoy, Scotland.   small LARGE
  • Lecanora swartzii is now Glaucomaria swartzii.
  • Lecanora symmicta. M Sutcliffe. On old wooden gate. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecanora varia. M Sutcliffe. On old wooden post. Stonehaugh, Northumberland, England.   small LARGE
  • Lecanora zosterae is now Myriolecis zosterae

Lecidea

  • Lecidea fuliginosa. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE   small LARGE
  • Lecidea fuscoatra s. lat. M Sutcliffe   small LARGE
  • Lecidea fuscoatra s. lat. M Sutcliffe. On volcanic tuff. Bradgate Park, Leicestershire.   small LARGE
  • Lecidea grisella. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE    small LARGE
  • Lecidea hypnorum is now Bryobilimbia hypnorum
  • Lecidea hypopta is now Lecanora phaeostigma
  • Lecidea lactea (showing K+red). M Sutcliffe. On acidic rock. Islay, Scotland.   small LARGE
  • Lecidea lapicida. M Sutcliffe. On siliceous rock. Glen Buchat, Aberdeenshire, Scotland.   small LARGE
  • Lecidea lithophila. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE    small LARGE
  • Lecidea nylanderi. M Sutcliffe. On pine lignum, Braemar, Scotland.   small LARGE
  • Lecidea nylanderi. M Sutcliffe.   small
  • Lecidea turgidula. Neil Sanderson. On lignum on fallen pine. Rothiemurchus.   small
  • Lecidea turgidula. Neil Sanderson. On standing dead oak. Mallard Wood, New Forest.   small LARGE

Lecidella

  • Lecidella asema M Sutcliffe. On coastal sandstone. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecidella carpathica. Mark Powell. On old wooden railway sleepers of footbridge.   small   Section in K
  • Lecidella elaeochroma. M Sutcliffe. On oak twig. Ilfracombe, Devon, England.   small LARGE
  • Lecidella scabra. M Sutcliffe. On sandstone. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Lecidella scabra. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE
  • Lecidella stigmatea. M Sutcliffe. On mortar. Boundary wall. Bradgate Park, Leicestershire.   small LARGE
  • Lecidella stigmatea. M Sutcliffe. On Whitfield Church, Northumberland.   small LARGE

Lecidoma

  • Lecidoma demissum. Andy Cross. On southern slope of Sgor an Lochain Uaine at 1150m, Scotland.   small LARGE

Lepra

  • Lepra albescens var. albescens. M Sutcliffe. On mature oak. Balchroich Meadow, Scotland.   small LARGE   small LARGE
  • Lepra albescens var. corallina. M Sutcliffe. On sycamore. Raasay, Scotland.   small LARGE
  • Lepra amara. Neil Sanderson. On sandrock, Eridge Rocks, East Sussex.   small LARGE
  • Lepra aspergilla. M J Simms. On granite (P+red). Knockiveagh, Co Down, N. Ireland.   small LARGE
  • Lepra aspergilla. M Sutcliffe. On shale. Trerhiwarth, Llangynog, Wales.   small LARGE   small LARGE
  • Lepra corallina. M Sutcliffe. On sandstone boulder, Queen's crag, Northumberland, England.   small LARGE
  • Lepra corallina fertile. Neil Sanderson. Bluestone, Mynydd Preseli, Pembrokeshire.   small LARGE
  • Lepra excludens. M J Simms. (Showing K+y to r) On granite wall, Legananny, Co. Down, N Ireland.   small LARGE
  • Lepra excludens. M Sutcliffe. On basalt. Dun Caan, Raasay, Scotland.   small LARGE   small LARGE
  • Lepra multipuncta. John Norton. On oak. Wood crates, New Forest, England.   small LARGE
  • Lepra multipuncta. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE   small   LARGE
  • Lepra ophthalmiza. Neil Sanderson. On old alder. Loch Ericht, Scotland.   small LARGE
  • Lepra ophthalmiza. M Sutcliffe. On birch. Talladale, Loch Maree, Wester Ross, Scotland.   small LARGE   small LARGE
  • Lepra pulvinata. Neil Sanderson. Mark Ash wood, New Forest.   small LARGE

Lepraria

  • Lepraria ecorticata is now Lithocalla ecorticata.
  • Lepraria finkii. M Sutcliffe. On birch. Jura, Scotland.   small LARGE
  • Lepraria incana. M Sutcliffe. On shaded gritstone. Lawrence field, near Hathersage, Derbyshire.   small LARGE   small LARGE   Habitat
  • Lepraria lobificans is now Lepraria finkii.
  • Lepraria membranacea. M Sutcliffe. On underhang of sandstone crag. Pithouse crags, Kielder Forest, Northumberland, England.   small LARGE
  • Lepraria membranacea. M Sutcliffe.   small LARGE
  • Lepraria nivalis. M J Simms. On shaded limestone, Kilcorney, the Burren, Co. Clare, Ireland.   small LARGE
  • Lepraria nivalis. M Sutcliffe. On virtical limestone. Yew crags, West Allendale, Northumberland.   small LARGE
  • Lepraria nivalis. M Sutcliffe. Shaded limestone cliff. Lathkill Dale, Derbyshire.   small LARGE
  • Lepraria rigidula. M Sutcliffe. Kindrogan Field Centre, Scotland.   small LARGE

Leprocaulon

  • Leprocaulon microscopicum. M Sutcliffe. On vertical shale. Ilfracombe, Devon.   small LARGE

Leptogium

Comparison with Collema

  • Leptogium brebissonii. M Sutcliffe. On hazel. Ballachuan Hazelwood, Scotland.   small LARGE   small LARGE
  • Leptogium britannicum. M Sutcliffe. On limestone seacliff. Lismore Island, scotland.   small LARGE
  • Leptogium burgessii. (fertile). M Sutcliffe. On mossy base of oak trunk. Lochaline, Morvern, Scotland.   small LARGE   LARGE
  • Leptogium burgessii. (sterile). M Sutcliffe. On mossy base of oak trunk. Lochaline, Morvern, Scotland.   small LARGE
  • Leptogium cochleatum. M J Simms. On hazel in woodland, Berneens, The Burren, Ireland.   small LARGE
  • Leptogium coralloideum. Neil Sanderson. On hazel, old growth hazel - ash pasture-woodland, Coille Thogabhaig, Skye.   small LARGE
  • Leptogium cyanescens. M Sutcliffe. On alder. Inverawe Country Park, Taynuilt, Scotland.   small LARGE   small LARGE
  • Leptogium cyanescens. M Sutcliffe. On shaded mossy rocks. Torridon Wood, Wester Ross, Scotland.   small LARGE
  • Leptogium diffractum is now Pseudoleptogium diffractum.
  • Leptogium gelatinosum is now Scytinium gelatinosum.
  • Leptogium lichenoides is now Scytinium lichenoides.
  • Leptogium massiliense is now Scytinium massiliense.
  • Leptogium palmatum is now Scytinium palmatum.
  • Leptogium plicatile is now Scytinium plicatile.
  • Leptogium pulvinatum is now Scytinium pulvinatum.
  • Leptogium saturninum. Dave Genney. Scotland.   small LARGE
  • Leptogium schraderi is now Scytinium schraderi.
  • Leptogium subtile is now Scytinium subtile.
  • Leptogium tenuissimum is now Scytinium tenuissimum.
  • Leptogium teretiusculum is now Scytinium teretiusculum.

Lichenomphalia

  • Lichenomphalia alpina. Ray Woods. near Llanelwedd, Radnorshire, Wales.   small LARGE
  • Lichenomphalia alpina. Dave Genney. With fruiting body surrounded by L. hudsoniana.   small LARGE
  • Lichenomphalia hudsoniana. M Sutcliffe. On peaty soil. Whitchester Moor, Northumberland.   small LARGE
  • Lichenomphalia hudsoniana. Dave Genney. Connival, Scotland.   small
  • Lichenomphalia hudsoniana. Dave Genney. Connival, Scotland.   small LARGE
  • Lichenomphalia umbellifera. Ray Woods. On north-facing, peaty bank on Carngafallt, Llanwrthwl, Brecknock, Wales.   small LARGE
  • Lichenomphalia umbellifera. M Sutcliffe. On humus. Brada Hill, Northumberland.   small LARGE  small LARGE
  • Lichenomphalia umbellifera. M J Simms. On exposed peat. Glenhead, near Larne, Co. Antrim, N Ireland.   small LARGE   small LARGE

Lichina

  • Lichina confinis. M Sutcliffe. On shale above high water mark. Rockham beach, Morthoe, Devon.   small LARGE

Lithocalla

  • Lithocalla ecorticata. M Sutcliffe. On sandstone in dry underhang. Great Wood, Durham, England.   small LARGE   Habitat

Llimonaea

  • Llimonaea sorediata (with Roccella phycopsis). Neil Sanderson. On oak. Clovelly, Devon.   small LARGE

Lobaria

  • Lobaria amplissima is now Ricasolia amplissima.
  • Lobaria pulmonaria. (dry). M Sutcliffe. Broadleaf tree. Glen Quoich, Braemar, Scotland.   small LARGE
  • Lobaria pulmonaria. (wet). M Sutcliffe. Sycamore. Brodick Castle, Isle of Arran, Scotland.   small LARGE
  • Lobaria pulmonaria (young). M Sutcliffe. On broadleaf tree. Near Ardilistry, S.E. Islay, Scotland.   small LARGE
  • Lobaria pulmonaria. Dave Genney. Ormidale House, Scotland.   small LARGE
  • Lobaria scrobiculata is now Lobarina scrobiculata.
  • Lobaria virens is now Ricasolia virens.
  • Nectriopsis lecanodes. M Sutcliffe. Parasitic on Ricasolia virens. Ballachuan Hazelwood, Scotland.   small LARGE

Lobarina

  • Lobarina scrobiculata. M Sutcliffe. Broadleaf tree. Glen Quoich, Braemar, Scotland.   small LARGE
  • Lobarina scrobiculata. M Sutcliffe. Oak. Morvern, Scotland.   small LARGE
  • Lobarina scrobiculata. M Sutcliffe. On roadside wall. Inverawe Country Park, Taynuilt, Scotland.   small LARGE
  • Lobarina scrobiculata. (fertile). M Sutcliffe. Oak. Talladale, Loch Maree, Scotland.   small LARGE

Lopadium

  • Lopadium disciforme. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Lopadium disciforme. Dave Genney. Scotland.   small LARGE

Loxospora

  • Loxospora elatina. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Loxospora elatina. M Sutcliffe. On oak. Jura, Scotland.   small LARGE

Marchandiomyces (parasitic fungi)

  • Marchandiomyces corallinus. M Sutcliffe. Parasitic on Parmelia sulcata. Ingram, Northumberland.   small LARGE

Massalongia

  • Massalongia carnosa. Ray Woods. beside the Afon Pisgottwr, Allt Rhyd y Groes, Rhandirmywyn, Carmarthenshire, Wales.   small LARGE

Megalaria

  • Megalaria grossa. M Sutcliffe. On mossy, shaded, coastal aspen. Badachro, Wester Ross, Scotland.   small LARGE
  • Megalaria grossa. M Sutcliffe. On mossy ash. Glen Tilt, Blair Atholl, Scotland.   small LARGE
  • Megalaria grossa. Dave Genney. Scotland.   small LARGE   Small LARGE
  • Megalaria laureri Neil Sanderson. Expanding into a wound track on ancient beech. New Forest.   small LARGE
  • Megalaria laureri. Neil Sanderson. M. laureri (centre) with Phaeographis dendritica on either side parasitised by Stictographa lentiginosa. Rain track on Beech. James's Hill, New Forest.   small LARGE
  • Megalaria pulverea. M Sutcliffe. On Magnolia. Brodick Castle gardens, Arran, Scotland.   small LARGE
  • Megalaria pulverea. Dave Genney. Scotland.   small LARGE

Megalospora

  • Megalospora tuberculosa Neil Sanderson. On moss on old ash, in open hazel - ash wood, Coille Thogabhaig, Skye.   small LARGE
  • Megalospora tuberculosa. Neil Sanderson. Ash tree, in open hazel - ash wood, Coille Thogabhaig, Skye.   small LARGE

Megaspora

  • Megaspora verrucosa. Neil Sanderson. Creag Mhor, Glen Tilt, Perthshire.   small LARGE

Melanelia

  • Melanelia hepatizon. M Sutcliffe. On schist. Ben Lawers, Scotland.   small LARGE

Melanelixia

  • Melanelixia fuliginosa and M. glabratula are now shown to be separate species.
    Reference:- Arup, U. and Berlin, S. A taxonomic study of Melanelixia fuliginosa in Europe. The Lichenologist 43 (part 2).
  • Melanelixia fuliginosa. M Sutcliffe   small LARGE
  • Melanelixia glabratula. M Sutcliffe. On ash. Roddam Dene, Wooler, Northumberland, England.   small LARGE
  • Melanelixia glabratula apothecia. M Sutcliffe. On ash. Roddam Dene, Wooler, Northumberland, England.   small LARGE
  • Melanelixia subaurifera. M Sutcliffe. On pasture tree. Strathdon, Scotland.   small LARGE

Melanohalea

  • Melanohalea elegantula. M Sutcliffe. On sycamore. Whitfield Church, Northumberland.   small LARGE
  • Melanohalea exasperata. M Sutcliffe. On oak twig. Ilfracombe, Devon.   small LARGE
  • Melanohalea exasperatula. M Sutcliffe. On oak. Old deer park, Chatsworth Estate, Derbyshire.   small LARGE
  • Melanohalea laciniatula. M Sutcliffe. On beech. Edinburgh.   small LARGE
  • Melanohalea septentrionalis. Neil Sanderson. On birch. Kennapole Hill, Loch an Eilein, Rothiemurchus.   small LARGE (right and vertical branch)

Melaspilea

  • Melaspilea atroides. M Sutcliffe. Raasay, Scotland.   small LARGE
  • Melaspilea lentiginosa is now Stictographa lentiginosa.
  • Melaspilea ochrothalamia. John Norton. Parasitising Rinodina efflorescens on young oak. Wood crates, New Forest, England.   small LARGE

Menegazzia

  • Menegazzia terebrata. M Sutcliffe. Trees. Lochaline, Morvern, Scotland.   small LARGE
  • Menegazzia terebrata. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE

Micarea

  • Micarea alabastrites. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Micarea alabastrites. M Sutcliffe. On pine. Loch Maree, Wester Ross, Scotland.   small LARGE   small LARGE
  • Micarea alabastrites. Neil Sanderson. On sandrock, Eridge Rocks, East Sussex.   small LARGE
  • Micarea coppinsii M Sutcliffe. On sandstone boulder. Ward Hill, Isle of Hoy, Scotland.   small LARGE
  • Micarea denigrata. M Sutcliffe. On decaying Cladonia. Highcliffe Mine, Eyam, Derbyshire.   small LARGE
  • Micarea erratica. Mark Powell. On old wooden railway sleepers of footbridge.   small   Section in K
  • Micarea hedlundii. Neil Sanderson. On standing dead oak. Tantany Wood, New Forest.   small LARGE
  • Micarea lignaria. M Sutcliffe. On acidic rock under pine. Glen Quoich, Braemar, Scotland.   small LARGE
  • Micarea lignaria. M Sutcliffe. On fallen dead pine. Glen Quoich, Braemar, Scotland.   small LARGE
  • Micarea melaena. M Sutcliffe. On decorticated oak. Great Wood, Eggleston, Durham, England.   small LARGE  
  • Micarea peliocarpa M Sutcliffe. On upland peat. Ward Hill, Isle of Hoy, Scotland.   small LARGE   Habitat
  • Micarea prasina. Jim Deacon.   small
  • Micarea prasinella. Dave Genney. On moss in ravine. Dundonnel, Scotland.   small   LARGE
  • Micarea stipitata. M Sutcliffe. On moss. Screapadal, Raasay, Scotland.   small LARGE
  • Micarea xanthonica. M Sutcliffe. On acidic bark. Raasay, Scotland.   small LARGE

Miriquidica

  • Miriquidica leucophaea. M Sutcliffe. On granite. Ulverscroft, Leicestershire, England.   small LARGE   small LARGE
  • Miriquidica nigroleprosa. N Hodgetts   small LARGE
  • Miriquidica pycnocarpa. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE
  • Miriquidica pycnocarpa form sorediata. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE

Mniaecia

Moelleropsis

  • Moelleropsis nebulosa. B J Coppins. On crumbling Old Red sandstone, conglomerate and soil. Monynut Water, East Lothian, scotland.   small LARGE
  • Moelleropsis nebulosa. M Sutcliffe. On bare soil. Black Mountain, Carmarthenshire.   small LARGE

Multiclavula

  • Multiclavula mucida. Ray Woods. On a decorticate log, shore of Loch Arienas, Ardtornish, Scotland.   small LARGE

Mycobilimbia

  • Mycobilimbia epixanthoides. B J Coppins. On ash. Craighall Gorge SSSI, Perthshire, Scotland.   small LARGE
  • Mycobilimbia pilularis is now Mycobilimbia sphaeroides.
  • Mycobilimbia sphaeroides. M Sutcliffe. On shaded oak. Great wood, Eggleston, Durham, England.   small LARGE   small LARGE

Mycoblastus

  • Mycoblastus alpinum. M Sutcliffe. On gritstone boulder. Chatsworth Estate, Derbyshire.   small LARGE
  • Mycoblastus caesius. M Sutcliffe. On pine. Loch Maree, Wester Ross, Scotland.   small LARGE
  • Mycoblastus fucatus has been renamed as Violella fucata.
  • Mycoblastus sanguinarius. M Sutcliffe. On pine. Glen Quoich, Scotland.   small LARGE
  • Mycoblastus sanguinarius. M Sutcliffe. On pine. Loch Maree, Scotland.   small LARGE
  • Mycoblastus sanguinarius f. leprosus. Neil Sanderson. On pine. Cadha Beag, Rothiemurchus.   small LARGE

Mycoporum

  • Mycoporum antecellens. Neil Sanderson. On beech. Savernake Forest, Wiltshire.   small LARGE
  • Mycoporum antecellens . M Sutcliffe. On hazel. Rudha na Gailich, Jura, Scotland.   small LARGE
  • Mycoporum lacteum. Neil Sanderson. On ancient holly. James's Hill, New Forest.   small LARGE

Myriolecis

  • Myriolecis agardhiana. Neil Sanderson. On limestone. Stackpole, Saddle Point, Pembrokeshire.   small
  • Myriolecis albescens. M Sutcliffe. On vertical tombstone. Cemetery, Darlington, England.   small LARGE
  • Myriolecis antiqua. M Sutcliffe. On church wall. Leicestershire, England.   small LARGE   Small LARGE
  • Myriolecis antiqua. M J Simms. On weathered, perspex information board (C+yellow). Knockiveagh, Co Down, N. Ireland.   small LARGE
  • Myriolecis antiqua. M Sutcliffe. On Whitfield Church (east side), Northumberland.   small LARGE
  • Myriolecis crenulata. M Sutcliffe. On tombstone. Cemetery, Darlington, England.   small LARGE
  • Myriolecis crenulata. Neil Sanderson. On limestone. Stackpole, Saddle Point, Pembrokeshire.   small
  • Myriolecis dispersa. M Sutcliffe. On dolomitised limestone. Harboro' rocks, Derbyshire.   small LARGE   small LARGE
  • Myriolecis dispersa. M Sutcliffe. On dolomitised limestone. Harboro' rocks, Derbyshire.   small LARGE   small LARGE
  • Myriolecis fugiens. M J Simms. On coastal sandstone. Fisherstreet, Co. Clare, Ireland.   small LARGE
  • Myriolecis hagenii. M Sutcliffe, Det. Neil Sanderson. On ash twig. Ardnahoe loch, Islay, Scotland.   small LARGE
  • Myriolecis persimilis. M Sutcliffe. On sycamore twig. Near Strathdon, Scotland.   small LARGE   small LARGE
  • Myriolecis zosterae M Sutcliffe. On decaying grass at top of earth bank along coast. Isle of Hoy, Scotland.   small LARGE   small LARGE   Habitat

Myriospora

  • Myriospora smaragdula. M Sutcliffe. On old wooden gate. Rackwick, Isle of Hoy, Scotland.  
  • Myriospora smaragdula. M Sutcliffe. On sandstone sculpture. Holwick, Teesdale.     Habitat

Myxophora (parasitic fungi)

  • Myxophora leptogiophila parasitizing Collema flaccidum. M Sutcliffe. On sycamore, Raasay, Scotland.   small LARGE

Nectriopsis (parasitic fungi)

  • Nectriopsis lecanodes. M Sutcliffe. Parasitic on Ricasolia virens. Ballachuan Hazelwood, Scotland.   small LARGE
  • Nectriopsis physciicola. Jenny Seawright. Parasitic on Physcia aipolia, on Ash, Ballingeary, Co. Cork. Eire.   small LARGE   small

Nephroma

  • Nephroma laevigatum. M Sutcliffe. On broadleaf tree. Glen Quoich, Braemar, Scotland.   small LARGE
  • Nephroma laevigatum. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Nephroma laevigatum. M J Simms. On hazel by river, Ervey Wood, Co. Derry, Northern Ireland.   small LARGE
  • Nephroma parile. Ray Woods. On ash in a walled garden, Hafod, Cardiganshire, Wales.   small LARGE
  • Nephroma tangeriense (awaiting confirmation of identity). Dave Genney. Knapdale SSSI, Argyll and Bute.   small LARGE
  • Nephroma tangeriense. Peter Lambley. Kynance Cove, The Lizard, Cornwall.   small LARGE

Nevesia

  • Nevesia sampaiana. M Sutcliffe. On oak trunk. Lochaline, Morvern, Scotland.   small LARGE

Normandina

  • Normandina acroglypta. M Sutcliffe. On ash. RSPB reserve, Gruinart, Islay, Scotland.   small LARGE
  • Normandina pulchella. M Sutcliffe. On ash. Torridon, Wester Ross, Scotland.   small LARGE
  • Normandina pulchella. M J Simms. On Pectenia atlantica. Hazel woodland. Fahee North, Carran, The Burren, Co. Clare.   small LARGE
  • Normandina pulchella (fertile). M Sutcliffe. On broadleaved tree. Rudha na Gailich, Jura, Scotland.   small LARGE

Ochrolechia

  • Ochrolechia androgyna. M Sutcliffe.   small LARGE
  • Ochrolechia androgyna. M Sutcliffe. On coastal schist. Isle of Arran, Scotland.  
  • Ochrolechia androgyna. M Sutcliffe. On riverside sycamore. near Haltwhistle, Northumberland.   large small
  • Ochrolechia androgyna. (fertile). M Sutcliffe. On oak. Talladale, Loch Maree, Scotland.   small LARGE
  • Ochrolechia frigida. M Sutcliffe. In calcareous grassland. Cronkley Fell, Teesdale, England.   small LARGE
  • Ochrolechia frigida. Dave Genney   small LARGE   small LARGE
  • Ochrolechia inaequatula. M Sutcliffe. On short, trampled, coastal grassland. East Lothian, Scotland.   small LARGE
  • Ochrolechia microstictoides. M Sutcliffe. On pine bark. Loch Maree, Wester Ross, Scotland.   small LARGE
  • Ochrolechia microstictoides. M Sutcliffe. On pine wood. Mar Lodge Estate, Braemar, Scotland.   small LARGE
  • Ochrolechia microstictoides. M Sutcliffe. On old wood post, Stonehaugh, Northumberland, England. [habitat & confluent soralia suggests Ochrolechia microstictoides]   small LARGE
  • Ochrolechia parella. M Sutcliffe. On coastal shale. Isle of Whithorn, Scotland.   small LARGE
  • Ochrolechia parella. M Sutcliffe. On coastal rocks. Kynance Cove, The Lizard, Cornwall, England.   small LARGE
  • Ochrolechia subviridis. M Sutcliffe. On old oak. Dalavich oakwood, Scotland.   small LARGE
  • Ochrolechia szatalaensis. M Sutcliffe. On rowan. Loch Maree, Wester Ross, Scotland.   small LARGE   small LARGE   small LARGE
  • Ochrolechia tartarea. M Sutcliffe. On sandstone crag, Northumberland, England.   small LARGE
  • Ochrolechia tartarea. (apothecia emerging). M Sutcliffe   small LARGE

Opegrapha

  • Opegrapha areniseda. Maxine Putnam. On church wall. Combe Martin, Devon.   small LARGE   small
  • Opegrapha atra is now Arthonia atra.
  • Opegrapha calcarea is now Arthonia calcarea.
  • Opegrapha corticola is now Thelopsis corticola.
  • Opegrapha dolomitica. M Sutcliffe. On limestone cliff. Yew crags, West Allendale, Northumberland.   small LARGE
  • Opegrapha gyrocarpa is now Gyrographa gyrocarpa.
  • Opegrapha herbarum is now Alyxoria culmigena.
  • Opegrapha ochrocheila is now Alyxoria ochrocheila.
  • Opegrapha prosodea is now Zwackhia prosodea.
  • Opegrapha pulvinata. M Sutcliffe. Parasitic on Dermatocarpon intestiniforme. Gairloch, Scotland.   small LARGE
  • Opegrapha rufescens is now Pseudoschismatomma rufescens.
  • Opegrapha rupestris. M Sutcliffe. Parasitic on Bagliettoa parmigera s. lat., on limestone. Wolfscote Dale, Hartington, Derbyshire.   small LARGE
  • Opegrapha subelevata is now Alyxoria subelevata.
  • Opegrapha thelotrematis. M Sutcliffe. On Thelotrema. Raasay, Scotland.   small LARGE
  • Opegrapha varia is now Alyxoria varia.
  • Opegrapha vermicellifera. Andy Cross. On rain track of old beech. Bignell Wood, New Forest.   small LARGE
  • Opegrapha viridipruinosa is now Alyxoria viridipruinosa.
  • Opegrapha vulgata. M Sutcliffe. Shaded mature sycamore. Brodick Castle, Isle of Arran, Scotland.   small LARGE
  • Opegrapha vulgata. M Sutcliffe. The Cairn, Ilfracombe, Devon.   small LARGE
  • Opegrapha xerica is now Alyxoria xerica.

Ophioparma

  • Ophioparma ventosa f. ventosa. M Sutcliffe. On sandstone crag. Pithouse crags, Kielder Forest, Northumberland, England.   small LARGE
  • Ophioparma ventosa f. subfestiva. M Sutcliffe.   small LARGE

Pachnolepia

  • Pachnolepia pruinata. M J Simms. On parkland oak, Tynan, Co. Armagh, Northern Ireland.   small LARGE
  • Pachnolepia pruinata. M Sutcliffe. On oak trunk. Nettlecombe Park, Somerset.   small LARGE   small LARGE

Pachyphiale

  • Pachyphiale carneola. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Pachyphiale carneola. M Sutcliffe. On oak. Talladale, Loch Maree, Scotland.   small LARGE

Pannaria

  • Pannaria conoplea. M Sutcliffe. On oak. Talladale, Loch Maree, Wester Ross, Scotland.   small LARGE
  • Pannaria rubiginosa. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Pannaria rubiginosa. M Sutcliffe. On aspen. Badachro, Wester Ross.   small LARGE
  • Pannaria rubiginosa. M Sutcliffe. Raasay, Scotland.   small LARGE

Parabagliettoa

  • Parabagliettoa pinguicula. M Sutcliffe. On limestone boulder. Yew crags, West Allendale, Northumberland.   small LARGE

Paralecanographa

  • Paralecanographa grumulosa. Neil Sanderson. On overhanging limestone. Penn's Weare, Isle of Portland.   small LARGE

Parmelia

Where have all the Parmelias gone?

  • Parmelia discordans. M Sutcliffe. On base of pine. Loch Maree, Scotland.   small LARGE   Small LARGE
  • Parmelia omphalodes. M Sutcliffe. Whitchester crag, Bellingham, Northumberland.   small LARGE
  • Parmelia saxatilis is now Parmelia saxatilis s. lat..
  • Parmelia saxatilis s. lat. M Sutcliffe. On coastal sandstone. Isle of Whithorn, Dumfries and Galloway, Scotland.   small LARGE
  • Parmelia saxatilis s. lat. M Sutcliffe. On pine. Loch Maree, Scotland.   small LARGE
  • Parmelia saxatilis s. lat. (fertile). M Sutcliffe. Pithouse crag, Kielder Forest, Northumberland.   small LARGE
  • Parmelia saxatilis s. lat. M Sutcliffe. On tree trunk. Bowlees visitor's centre, Teesdale, England.   small LARGE
  • Parmelia saxatilis s. lat. , potentially Parmelia ernstiae. M Sutcliffe. On mature oak. Inverawe Country Park, Taynuilt, Scotland.   small LARGE   small LARGE
  • Parmelia saxatilis s. lat. , potentially Parmelia ernstiae. M Sutcliffe. On mature oak. Derwent Gorge and Horsleyhope Ravine SSSI, Durham, England.   small LARGE   Small LARGE
  • Homostegia piggotii. M Sutcliffe. Parasitizing Parmelia saxatilis. Raasay, Scotland.   small LARGE
  • Parmelia sulcata. M Sutcliffe.   small LARGE
  • Parmelia sulcata. mature and fertile. M Sutcliffe.   small LARGE
  • Parmelia sulcata. M Sutcliffe. Bowlees Visitor's Centre, near Middleton-in-Teesdale, Durham, England.   small LARGE
  • Parmelia sulcata. Sarah Lovett. On hawthorn. West Somerset, England.   small LARGE
  • Marchandiomyces corallinus. M Sutcliffe. Parasitic on Parmelia sulcata. Ingram, Northumberland.   small LARGE

Parmeliella

  • Parmeliella parvula. M Sutcliffe. On oak. Lochaline, Morvern, Scotland.   small LARGE
  • Parmeliella parvula. M Sutcliffe. On broadleaved tree. Talladale, Loch Maree, Scotland.   small LARGE
  • Parmeliella parvula. M Sutcliffe. On sycamore. Raasay, Scotland.   small LARGE
  • Parmeliella triptophylla. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE

Parmelina

Parmelinopsis

  • Parmelinopsis horrescens is now Hypotrachyna horrescens.
  • Parmelinopsis minarum is now Hypotrachyna minarum.

Parmeliopsis

  • Parmeliopsis ambigua. M Sutcliffe. On sandstone. Whitchester Moor, Northumberland, England.   small LARGE   Small LARGE
  • Parmeliopsis ambigua. Neil Sanderson. On high cut pine stump. Cadha Beag, Rothiemurchus.   small LARGE
  • Parmeliopsis hyperopta. M Sutcliffe. On broadleaved tree. Raasay. Scotland.   small LARGE

Parmotrema

  • Parmotrema crinitum. M Sutcliffe. On boulders at base of sea cliff. An Scriodan, Isle of Arran, Scotland.   small LARGE
  • Parmotrema perlatum. M Sutcliffe.   small LARGE
  • Parmotrema perlatum. Steve Price. With Umbilicaria deusta. Burbage Brook, Sheffield.   small LARGE
  • Parmotrema perlatum. Theresa Greenaway. Orielton, Pembrokeshire, Wales.   small LARGE
  • Parmotrema reticulatum. John Norton. On beech. Wood crates, New Forest, England.   small LARGE
  • Parmotrema robustum. Peter Lambley. West Lizard, Cornwall.   small LARGE   small LARGE

Pectenia

  • Pectenia atlantica. M Sutcliffe. Shaded mossy rock cleft, Imachar point, Isle of Arran, Scotland.   small LARGE
  • Pectenia atlantica. M Sutcliffe. On Sycamore. Gairloch, Scotland.   small LARGE
  • Pectenia atlantica. M Sutcliffe. On hazel. Raasay, Scotland.   small LARGE
  • Pectenia cyanoloma. M Sutcliffe. On oak (with Pannaria rubiginosa top left). Lochaline, Morvern, Scotland.   small LARGE
  • Pectenia cyanoloma. M Sutcliffe. Woodland west of Torridon, Scotland.   small LARGE
  • Pectenia cyanoloma. M Sutcliffe. On sycamore. Isle of Raasay, Scotland.   small LARGE
  • Pectenia ligulata. Ray Woods. On damp, slightly basic, north-facing sandstone sea cliffs. Gateholm Island, Pembrokeshire, Wales.   small LARGE
  • Pectenia plumbea s. str. (right) with P. cyanoloma. Steve Price. Corrieshalloch, Scotland.   small LARGE

Peltigera

  • Peltigera britannica. M Sutcliffe. Mossy tree bole. Kindrogan field centre, Scotland.   small LARGE
  • Peltigera britannica. Barbara Ballinger. Birchwood, Loch Morie, Scotland. With blue green morph developing.   small LARGE
  • Peltigera britannica. Dave Genney. Scotland.   small LARGE
  • Peltigera canina. Neil Sanderson. In acid grassland, Wolmer Forest, Hampshire.   small LARGE   small LARGE   Lower surface
  • Peltigera collina. M Sutcliffe. On mossy tree. Kindrogan Field Centre, Scotland.   small LARGE
  • Peltigera didactyla. Stewart Taylor. In shallow heathy pit. Boat of Garten, Invernesshire.   small small
  • Peltigera horizontalis. M Sutcliffe. Broadleaved woodland, Lochaline, Scotland.   small LARGE
  • Peltigera horizontalis. M Sutcliffe. Broadleaved woodland, Cumbria, England.   small
  • Peltigera horizontalis. M Sutcliffe. On mossy rocks. Great Wood, Eggleston, Durham.   small LARGE
  • Peltigera hymenina. M Sutcliffe.   small LARGE
  • Peltigera hymenina. M Sutcliffe.   small LARGE
  • Peltigera leucophlebia. M Sutcliffe.   small LARGE
  • Peltigera leucophlebia. Jane Bowman. Glen Moriston, Scotland.   small LARGE   small LARGE
  • Peltigera malacea. Dave Genney. At Ferry Links, Loch Fleet NNR, Scotland.   small LARGE
  • Peltigera malacea. Stewart Taylor. With P. didactyla and P. membranacea in a shallow heathy pit. Boat of Garten, Invernesshire.   small LARGE
  • Peltigera membranacea. M Sutcliffe.   small LARGE
  • Peltigera membranacea. M Sutcliffe. On mossy rocks. Glen Quoich, braemar, Scotland.   small
  • Peltigera neckeri. Steve Price. On lead mine spoil. Hassop Common, Derbyshire, England.   small LARGE
  • Peltigera polydactylon. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Peltigera polydactylon. Andy Cross. Allt Feith Lair, Glen Tilt, Perthshire.   small LARGE
  • Peltigera praetextata. M Sutcliffe. On sheltered stream bank. Andrew's Cleugh, Northumberland.   small LARGE
  • Peltigera praetextata. M Sutcliffe. Mossy sandstone on bank of river South Tyne. Near Lambley, Haltwhistle, Northumberland.   small LARGE
  • Peltigera rufescens. M Sutcliffe. Upland calcareous grassland, Teesdale, England.   small LARGE
  • Peltigera rufescens. Neil Sanderson. In acid grassland, Wolmer Forest, Hampshire.   small LARGE   Lower surface
  • Peltigera rufescens. P Jackson.   small
  • Peltigera scabrosella. D Genney. Cawdor Wood, Scotland.   small LARGE   Small LARGE   Small LARGE
  • Peltigera scabrosella. Neil Sanderson. On boulder in ravine. Cawdor Wood, Nairn, Scotland.   small LARGE   small LARGE
  • Peltigera venosa. M Sutcliffe. On heavy metal contaminated shingle. River South Tyne, Northumberland.   small LARGE
  • Peltigera venosa. M Sutcliffe.   small LARGE

Pertusaria

  • Pertusaria albescens is now Lepra albescens var. albescens.
  • Pertusaria albescens var corallina is now Lepra albescens var. corallina.
  • Pertusaria amara. M Sutcliffe. On sycamore. Northumberland, England.   small LARGE
  • Pertusaria amara. M Sutcliffe. Raasay, Scotland.   small LARGE
  • Pertusaria amara. M Sutcliffe. On hazel. Rudha na Gailich, Jura, Scotland.   small LARGE
  • Pertusaria amara f. pulvinata is now Lepra pulvinata.
  • Pertusaria aspergilla is now Lepra aspergilla.
  • Pertusaria coccodes. M J Simms. On mature ash, Tynan Park, Co. Armagh, Northern Ireland.   small LARGE
  • Pertusaria coccodes. M Sutcliffe. On sycamore. Raasay, Scotland.   small LARGE
  • Pertusaria corallina is now Lepra corallina.
  • Pertusaria excludens is now Lepra excludens.
  • Pertusaria flavida. M Sutcliffe. On oak. Penrhyn Castle, Bangor, North Wales.  
  • Pertusaria flavida. Theresa Greenaway. On oak trunk. Knepp Castle Estate, West Sussex.   small LARGE
  • Pertusaria hemisphaerica is now Varicellaria hemisphaerica.
  • Pertusaria hymenea. M Sutcliffe. On sycamore trunk, Score valley, Ilfracombe, Devon.   small LARGE
  • Pertusaria lactea is now Varicellaria lactea.
  • Pertusaria leioplaca. M Sutcliffe. On rowan. Kindrogan Field Centre, Pitlochry, Scotland.   small LARGE
  • Pertusaria leioplaca. M Sutcliffe. On ash. Roddam Dene, near Wooler, Northumberland, England.   small LARGE
  • Pertusaria multipuncta is now Lepra multipuncta.
  • Pertusaria oculata. Neil Sanderson. On windblown low montane heath. Creag Mhigeachaidh, Glen Feshie.   small LARGE
  • Pertusaria ophthalmiza is now Lepra ophthalmiza.
  • Pertusaria pertusa. M Sutcliffe.   small LARGE
  • Pertusaria pertusa. M Sutcliffe. On oak. Great Wood, County Durham.   small LARGE
  • Pertusaria pluripuncta. Peter Lambley. Tresco, Isles of Scilly.   small LARGE
  • Pertusaria pseudocorallina. M Sutcliffe. Volcanic tuff. Bradgate Park, Leicestershire.   small LARGE
  • Pertusaria pseudocorallina. Theresa Greenaway. On basalt. Wooltack, Pembrokeshire, Wales.   small LARGE
  • Pertusaria pseudocorallina fertile. Steve Price. On raised beach cliff. Isle of Luing, Scotland.   small LARGE
  • Pertusaria pupillaris. Neil Sanderson. On lignum on fallen pine. Rothiemurchus.   small LARGE
  • Pertusaria pustulata. Neil Sanderson. On beech. Plain Green, Busketts Wood, New Forest.   small LARGE
  • Pertusaria pustulata. Neil Sanderson. On holly. White Moor, New Forest.   small LARGE
  • Pertusaria velata is now Varicellaria velata.

Petractis

  • Petractis clausa. Steve Price. On carboniferous limestone, Milldale, Derbyshire.   small LARGE
  • Petractis clausa. M Sutcliffe. On limestone. Black Mountain, Carmarthenshire.   small LARGE   Habitat

Phaeographis

  • Phaeographis dendritica. Theresa Greenaway. Orielton, Pembrokeshire, Wales.   small LARGE
  • Phaeographis dendritica. M J Simms. On lakeside Ash. Black Island, Castleblayney, Co. Monaghan, Ireland.   small LARGE
  • Phaeographis smithii. Neil Sanderson. On old Hazel. Monks Wood, Melbury Park, Dorset.   small LARGE

Phaeophyscia

  • Phaeophyscia orbicularis. M Sutcliffe. On broadleaved tree. Cemetery, Darlington, England.   small LARGE
  • Phaeophyscia orbicularis. M Sutcliffe. On birch trunk. Shibdon Pond, Blaydon, Tyne and Wear, England.   small LARGE

Phlyctis

  • Phlyctis agelaea. Neil Sanderson. On ancient beech, Busketts Wood, New Forest.   small LARGE
  • Phlyctis argena. M Sutcliffe. On broadleaved tree.   small LARGE

Phylloblastia

Physcia

  • Physcia adscendens. M Sutcliffe. On coastal shale. The Capstan, Ilfracombe, Devon.   small LARGE
  • Physcia adscendens. M Sutcliffe. On cherry trunk. Shibdon Pond, Blaydon, Tyne and Wear, England.   small LARGE
  • Physcia aipolia. M Sutcliffe. On oak twig. Ilfracombe, Devon.   small LARGE
  • Physcia caesia. M Sutcliffe. On limestone. Black Mountain, Carmarthenshire.   small LARGE
  • Physcia clementei. Ishpi Blatchley. On Ragstone headstone, Stansted church, Kent.   small LARGE
  • Physcia clementei (fertile). Ishpi Blatchley. On Ragstone headstone, Pluckley Church, Kent.   small LARGE
  • Physcia stellaris. M Sutcliffe. On sycamore. Teesdale, England.   small LARGE
  • Physcia tenella. M Sutcliffe. On rowan. Kindrogan FSC, Pitlochry, Scotland.   small LARGE
  • Physcia tenella. M Sutcliffe. On oak twig. Ilfracombe, Devon.   small
  • Physcia tenella. (fertile). M Sutcliffe. On dog rose stem. Shibdon Pond, Blaydon, Tyne and Wear, England.   small LARGE
  • Physcia tribacia. John Norton. On weathered plywood (poultry shed). Curdridge, Hampshire.   small LARGE
  • Physcia tribacioides. M Sutcliffe. On serpentine. The Lizard, Cornwall, England.   small LARGE  

Physconia

  • Physconia distorta. M Sutcliffe. On broadleaved tree. Glen Tilt, Scotland.   small LARGE
  • Physconia distorta. M Sutcliffe. On mature oak. Balchroich Meadow, Scotland.   small LARGE
  • Physconia enteroxantha. M Sutcliffe. On sycamore. Near Strathdon, Aberdeenshire, Scotland.   small LARGE
  • Physconia grisea. M Sutcliffe. On wall of church. Norfolk, England.   small LARGE
  • Physconia perisidiosa Neil Sanderson. On ash tree in old coppice. Fyfield Down, N Wiltshire.   small LARGE
  • Physconia perisidiosa. Debbie Allan. On Ash. Curdridge, Hampshire.   small LARGE

Piccolia

  • Piccolia ochrophora. Mark Powell. On elder. Chesterton, Cambridge.   small LARGE   Ascus

Pilophorus

  • Pilophorus strumaticus. M Sutcliffe. On granite. Dun Caan, Raasay, Scotland.   small LARGE

Placidium

  • Placidium squamulosum. M Sutcliffe. On limestone. Lismore Island, Scotland.   small LARGE
  • Placidium squamulosum. Charles David. On earth filling in the walls at Vale Castle, Guernsey.   small LARGE

Placopsis

  • Placopsis gelida. M Sutcliffe. On basalt. Dun Caan, Raasay, Scotland.   small LARGE
  • Placopsis lambii. M J Simms. on siliceous volcaniclastics, Afon Treweunydd, Snowdonia, North Wales.   small LARGE
  • Placopsis lambii. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE
  • Placopsis lambii. M Sutcliffe. On basalt. Teesdale, England.   small LARGE   small LARGE   habitat

Placopyrenium

  • Placopyrenium fuscellum. M Sutcliffe. On mortar of roadside wall with Caloplaca flavescens. Score Valley, Ilfracombe, Devon.   small LARGE

Placynthiella

  • Placynthiella icmalea. M Sutcliffe. On dead pine leaves. The Wou, Kielder Forest, Northumberland.   small LARGE
  • Placynthiella icmalea. M Sutcliffe, Det. Neil Sanderson. . On plant debris. Inverawe Country Park, Taynuilt, Scotland.   small LARGE   Section

Placynthium

  • Placynthium flabellosum. M J Simms. On rock. Afon Ysgethin, North Wales.   small LARGE
  • Placynthium nigrum. M Sutcliffe. On mortar of sea wall. Ilfracombe, Devon, England.   small LARGE

Platismatia

  • Platismatia glauca. M Sutcliffe. Shade morph on mossy oak trunk. Lochaline, Morvern, Scotland.   small LARGE
  • Platismatia glauca (fertile). M Sutcliffe. On oak. Talladale, Loch Maree, Wester Ross.   small LARGE
  • Platismatia glauca. M Sutcliffe. Exposed morph on sandstone. Pithouse Crag, Kielder Forest, Northumberland.   small LARGE   small LARGE
  • Platismatia glauca. Theresa Greenaway. Fallen twig. Holne Chase Wood, Devon.   small LARGE
  • Platismatia norvegica. Neil Sanderson. On old birch. Eilean a' Ghiubhais, south of Loch Treig, Scotland.   small LARGE

Pleurosticta acetabulum

  • Pleurosticta acetabulum. John Douglass. Kindrogan Field Centre, Perth and Kinross.   small LARGE

Polyblastia

Polysporina

  • Polysporina lapponica is now Polysporina subfuscescens.
  • Polysporina simplex is now Acarospora privigna.
  • Polysporina subfuscescens. M Sutcliffe. Parasitic on Acarospora fuscata. Church window ledge, Leicestershire, England.   small LARGE

Porina

  • Porina aenea. M Sutcliffe. On oak twig. Ilfracombe, Devon.   small LARGE   Small
  • Porina borreri. Neil Sanderson. On wound track on old beech, James Hill, New Forest.   small LARGE
  • Porina hibernica. Neil Sanderson. On old oak, James Hill, New Forest.   small LARGE
  • Porina linearis. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Porina rosei. Ray Woods. Stanner NNR, Radnorshire, Wales.   small LARGE

Porocyphus

  • Porocyphus kenmorensis. M J Simms. On sandstone within zone of seasonal flooding, Owngar River, near Bantry, Co. Cork, Ireland.   small LARGE

Porpidia

  • Porpidia cinereoatra. M Sutcliffe.   small LARGE
  • Porpidia crustulata. M Sutcliffe. On granite. Summit of Ben Rinnes, Aberdeenshire.   small LARGE
  • Porpidia flavocruenta. Alan Fryday.   small LARGE
  • Porpidia islandica. Alan Fryday.   small LARGE
  • Porpidia islandica. Alan Fryday.   small LARGE
  • Porpidia melinodes. M Sutcliffe. On basalt. Dun Caan, Raasay, Scotland.   small LARGE
  • Porpidia nadvornikiana. Alan Fryday.   small LARGE
  • Porpidia pachythallina. Alan Fryday.   small LARGE
  • Porpidia pachythallina. Alan Fryday.   small LARGE
  • Porpidia platycarpoides M Sutcliffe. On sandstone. Rackwick, Isle of Hoy, Scotland.   small LARGE
  • Porpidia platycarpoides. M Sutcliffe. On coastal shale. Isle of Whithorn, Scotland.   small LARGE   small LARGE   Ascus (K/I) and section
  • Porpidia rugosa. M Sutcliffe. On gravestone. Whitfield Church, Northumberland.   small LARGE
  • Porpidia soredizodes. M Sutcliffe. Tombstone. Darlington, England.   small LARGE
  • Porpidia speirea. M Sutcliffe. Limestone pebble. Teesdale, England.   small LARGE
  • Porpidia striata. M Sutcliffe. On siliceous wall. Kindrogan Field Centre, Scotland.   small LARGE
  • Porpidia striata. Alan Fryday.   small LARGE
  • Porpidia striata. Alan Fryday.   small LARGE
  • Porpidia superba f. sorediata. Alan Fryday.   small LARGE
  • Porpidia tuberculosa (with Porpidia crustulata). M J Simms. On basalt. Glenhead, near Larne, Co. Antrim, N Ireland.   small LARGE
  • Porpidia tuberculosa (purple). M Sutcliffe. On quartzite. Liathach, Torridon, Scotland.   small LARGE   Small LARGE   Habitat
  • Porpidia tuberculosa. M Sutcliffe. On coastal slate. Findlater Castle, Aberdeenshire, Scotland.   small LARGE

Protoblastenia

  • Protoblastenia calva. M Sutcliffe. On Carboniferous limestone. Lathkill Dale, Derbyshire.   small LARGE
  • Protoblastenia incrustans. Ray Woods. On limestone, Lathkill Dale, Derbyshire.   small LARGE
  • Protoblastenia incrustans. M Sutcliffe. On limestone. Long Dale, Derbyshire.   small LARGE
  • Protoblastenia rupestris. M Sutcliffe. On mortar. Stocksfield, Northumberland.   small LARGE
  • Protoblastenia rupestris. M Sutcliffe. On limestone. Disused quarry, Bowlees Visitor's Centre, near Middleton-in-Teesdale, Durham, England.   small LARGE

Protomicarea

  • Protomicarea limosa. Neil Sanderson. In late snow patch. Wells of Dee, Mar Lodge Estate.   small LARGE

Protopannaria

  • Protopannaria pezizoides. M Sutcliffe.   small LARGE
  • Protopannaria pezizoides. M J Simms. Hazel woodland. Termon, The Burren, Co. Clare.   small LARGE
  • Protopannaria pezizoides. Dave Genney. Inverfarigaig, Invernesshire.   small LARGE

Protoparmelia

  • Protoparmelia badia. M Sutcliffe.   small LARGE
  • Protoparmelia badia. M Sutcliffe. On volcanic tuff. Bradgate park, Leicestershire.   small LARGE
  • Protoparmelia badia. M Sutcliffe. On gravestone. Whitfield Church, Northumberland.   small LARGE
  • Protoparmelia memnonia. M Sutcliffe. On gritstone. Lawrence field, near Hathersage, Derbyshire.   small LARGE   small LARGE
  • Protoparmelia ochrococca. M Sutcliffe. On pine. Loch Maree, Scotland.   small LARGE
  • Protoparmelia oleagina. Neil Sanderson. On dead branch on pine. Native pinewood, Moormore, Rothiemurchus.   small LARGE

Protoparmeliopsis

  • Protoparmeliopsis muralis. M Sutcliffe. On whin sill, near Hadrian's Wall, Northumberland, England.   small LARGE
  • Protoparmeliopsis muralis. M Sutcliffe. On low wall. Saltwell Park, Gateshead, England.   small LARGE   habitat

Pseudephebe

  • Pseudephebe pubescens. M Sutcliffe. From summit rocks. Beinn Alligin, Torridon, Scotland.   small LARGE

Pseudevernia

  • Pseudevernia furfuracea. M Sutcliffe. On gravestone, Simonburn, Northumberland, England.   small LARGE
  • Pseudevernia furfuracea. M Sutcliffe. On fence post. Kilhope Moor, Co Durham.   small LARGE

Pseudocyphellaria

  • Pseudocyphellaria aurata. Peter Lambley. On coastal heath. St Martins, Isles of Scilly.   small LARGE   small LARGE   small LARGE
  • Pseudocyphellaria citrina. M J Simms. On hazel in woodland, Berneens, The Burren, Ireland.   small LARGE
  • Pseudocyphellaria citrina. M Sutcliffe. Coille an leathraich woodland, Raasay, Scotland.   small LARGE
  • Pseudocyphellaria crocata is now renamed as Pseudocyphellaria citrina
  • Pseudocyphellaria intricata. M Sutcliffe. On mossy rocks in woodland. Lochaline, Scotland.   small LARGE
  • Pseudocyphellaria intricata. Neil Sanderson. Atlantic hazel wood. Cathair Chimain, The Burren, Ireland.   small LARGE
  • Pseudocyphellaria intricata. Neil Sanderson. On hazel in hazel-ash wood, Coille Thogabhaig, Skye.   small LARGE
  • Pseudocyphellaria intricata?. Andy Cross. On coastal rock. South Kintyre, Scotland.   small LARGE

Pseudoleptogium

  • Pseudoleptogium diffractum (with Clauzadea immersa). M J Simms. On exposed limestone pavement, Fahee North, Carran, The Burren, Co. Clare.   small LARGE

Pseudoschismatomma

  • Pseudoschismatomma rufescens. Mark Powell. On ash. Galsey Wood, Bedfordshire.   small   Spores

Psilolechia

  • Psilolechia clavulifera. Mark Powell. On upturned rootplate of windblown tree, Cooper's Hill, Ampthill, Bedfordshire.   small LARGE
  • Psilolechia clavulifera. Mark Powell. On upturned larch rootplate. Horton Woods, Northamptonshire.   small LARGE
  • Psilolechia leprosa. B J Coppins. On wall of cave of copper mine. Tomnadashan Mine SSSI, Scotland.   small LARGE
  • Psilolechia leprosa. Don Smith.   small LARGE
  • Psilolechia leprosa. M Sutcliffe. On church wall beneath copper lantern. Leicestershire.   small LARGE   Habitat
  • Psilolechia lucida. M Sutcliffe. On gravestone, Darlington, England.   small LARGE
  • Psilolechia lucida fertile. M Sutcliffe. On gravestone. St Michael's Church, Ingram, Northumberland.   small LARGE

Psora

  • Psora decipiens. M Sutcliffe. On schist. Meall nan Tarmachan, Scotland.   small LARGE
  • Psora lurida is now renamed as Romjularia lurida

Psoroglaena

  • Psoroglaena stigonemoides. David Hill. On mossy bark.   small LARGE

Psoroma

  • Psoroma hypnorum. M Sutcliffe. On mossy waterside wall, Glen Quoich, Braemar, Scotland.   small LARGE

Punctelia

  • Punctelia borreri. M Sutcliffe. Deciduous tree. Ilfracombe, Devon.   small LARGE
  • Punctelia jeckeri (formerly ulophylla). M Sutcliffe. On oak (with H. revoluta). Ulverscroft, Leicestershire, England.   small LARGE
  • Punctelia jeckeri. M J Simms. On Sycamore. Garristown, Co. Dublin, Ireland.   small LARGE
  • Punctelia jeckeri . M Sutcliffe. On sycamore. Ingram, Northumberland.   small LARGE
  • Punctelia reddenda. M Sutcliffe. On oak. New Forest, Hampshire.   small LARGE
  • Punctelia subrudecta. M Sutcliffe. On oak. Ulverscroft, Leicestershire, England.   small LARGE
  • Punctelia subrudecta. M J Simms. On wooden bridge. Muckno Lake, Castleblayney, Co. Monaghan, Ireland.   small LARGE
  • Punctelia subrudecta. Jeff Blincow. On deciduous tree, Gayton, Northampton, England.   small LARGE

Pycnora

  • Pycnora sorophora. Neil Sanderson. On high cut pine stump. Native pinewood, Rothiemurchus.   small LARGE
  • Pycnora xanthococca (showing Pd+ yellow). Neil Sanderson. On standing dead pine. Allt nam Bo, Glen Feshie.   small LARGE

Pycnothelia

  • Pycnothelia papillaria M Sutcliffe. On upland heath. Ward hill, Isle of Hoy, Scotland.   small LARGE
  • Pycnothelia papillaria. Neil Sanderson. In open short heath. White Moor, New Forest.   small LARGE.

Pyrenula

  • Pyrenula acutispora. Neil Sanderson. on Hazel, Slievecarran, above St Mac Duach's Church, The Burren, Ireland.   small LARGE
  • Pyrenula chlorospila. M J Simms. On Hazel. Townley Hall Forest Park, Co. Meath, Ireland.   small LARGE
  • Pyrenula chlorospila. Neil Sanderson. On ancient beech (wound track). New Forest, Hampshire.   small LARGE   Labels
  • Pyrenula chlorospila. Neil Sanderson. On fallen beech. The Ridge, Busketts Wood, New Forest.   small LARGE
  • Pyrenula hibernica. M J Simms. On dead rowan. Gortlecka, The Burren, Ireland.   small LARGE
  • Pyrenula hibernica. Neil Sanderson. On hazel. Slievecarran, The Burren, Co. Clare, Ireland.   small LARGE
  • Pyrenula hibernica. Neil Sanderson. On hazel. Dark coloured shade form with immersed perithecia. Ceunant Llennyrch, Meirionnydd, Wales.   small LARGE
  • Pyrenula laevigata. M Sutcliffe. On hazel. Ballachuan Hazelwood, Scotland.   small LARGE
  • Pyrenula laevigata. M Sutcliffe. On hazel. Rudha na Gailich, Jura, Scotland.   small LARGE
  • Pyrenula macrospora. M Sutcliffe. On sycamore in dense woodland, Ilfracombe, Devon.   small LARGE
  • Pyrenula macrospora. M Sutcliffe. On sycamore. Ballygrant, Islay.   small LARGE   Ascus and spores
  • Pyrenula nitida. John Norton. On ancient beech. Wood crates, New Forest, England.   small LARGE
  • Pyrenula occidentalis. M Sutcliffe. On ash. Lochaline, Argyll, Scotland.   small LARGE
  • Pyrenula occidentalis. M J Simms. On hazel. Coskeam, The Burren, Ireland.   small LARGE
  • Skyttea pyrenulae. M Sutcliffe. Parasitizing Pyrenula occidentalis. Raasay, Scotland.   small LARGE   small LARGE

Pyrrhospora

  • Pyrrhospora quernea. M Sutcliffe. On base of mature alder. Whitchester Moor, Northumberland, England.   small LARGE

Racodium

Ramalina

  • Ramalina canariensis. M Sutcliffe. On hawthorn in coastal valley. Kynance Cove, The Lizard, Cornwall, England.   small LARGE   Habitat
  • Ramalina canariensis. M Sutcliffe. Kynance Cove.   small LARGE
  • Ramalina cuspidata. M J Simms. On hard coastal sandstone. Clogher Head, Co. Louth, Ireland.   small LARGE
  • Ramalina farinacea. M Sutcliffe. On hawthorn in coastal valley. Kynance Cove, The Lizard, Cornwall, England.   small LARGE
  • Ramalina fastigiata. M Sutcliffe. On oak twig. Ilfracombe, Devon, England.   small LARGE
  • Ramalina fastigiata. M Sutcliffe. Sycamore (Acer). Ilfracombe, Devon, England.   small LARGE
  • Ramalina fastigiata. Sarah Lovett. On hawthorn. West Somerset, England.   small LARGE
  • Ramalina fraxinea. M Sutcliffe. On rowan. Pitlochry, Scotland.   small LARGE
  • Ramalina fraxinea. M Sutcliffe. On broadleaved tree. Near Strathdon, Aberdeenshire.   small LARGE
  • Ramalina lacera. Ray Woods. On oak weatherboards of old barn, Beulah, Brecknock, Wales.   small LARGE
  • Ramalina siliquosa. M Sutcliffe. Coastal rocks. Arran, Scotland.   small LARGE
  • Ramalina subfarinacea. M J Simms. On hard coastal sandstone. Clogher Head, Co. Louth, Ireland.   small LARGE
  • Ramalina subfarinacea. M Sutcliffe. On ruined building. Raasay, Scotland.   small LARGE   small LARGE

Ramonia

  • Ramonia chrysophaea. Neil Sanderson. Base rich oak bark. Outwood, Langley Wood NNR, Wiltshire.   small LARGE

Reichlingia

  • Reichlingia anombrophila. Neil Sanderson. On an old oak in pasture woodland, Inishcreagh, Lower Lough Erne, Fermanagh, Northern Ireland.   small LARGE
  • Reichlingia zwackhii Neil Sanderson. Growing on Phlyctis argena. On ancient beech, New Forest.   small LARGE
  • Reichlingia zwackhii. Neil Sanderson. Growing on Phlyctis argena, rain track on Beech, Wood Crates, New Forest, England.   small LARGE

Rhizocarpon

  • Rhizocarpon cinereovirens. Alan Fryday.   small LARGE
  • Rhizocarpon eupetraeoides. M Sutcliffe. On granite (summit scree). Ben Rinnes, Aberdeenshire.   small LARGE   Spores   Habitat
  • Rhizocarpon furfurosum. B J Coppins. On vertical rock faces of old copper mine. Tomnadashan Mine SSSI, Scotland.   small LARGE
  • Rhizocarpon gemminatum. M Sutcliffe. On gritstone. Lawrence field, near Hathersage, Derbyshire.   small LARGE
  • Rhizocarpon geographicum. M Sutcliffe. On whin sill, Sewingshield crag, Northumberland, England.   small LARGE
  • Rhizocarpon lecanorinum. M Sutcliffe. On sandstone. Ward Hill, Isle of Hoy, Scotland.   small LARGE
  • Rhizocarpon oederi. M Sutcliffe. On basalt. Teesdale, England.   small LARGE
  • Rhizocarpon petraeum. Dave Genney.   small LARGE
  • Rhizocarpon reductum. M Sutcliffe. On tombstone. Darlington, England.   small LARGE
  • Rhizocarpon ridescens. B J Coppins. Creag Choinnich, Braemar, Scotland.   small LARGE
  • Rhizocarpon ridescens. Katie Grundy. Creag Choinnich, Braemar, Scotland.   small LARGE
  • Rhizocarpon ridescens. Heleen Plaisier. Creag Choinnich, Braemar, Scotland.   small LARGE   small LARGE

Ricasolia

  • Ricasolia amplissima. M Sutcliffe. On ash. Lochaline, Morvern, Scotland.   small LARGE
  • Ricasolia amplissima. (dry). Neil Sanderson. On ancient Salix caprea ssp sphacelata Loch Ericht, Scotland.   small LARGE
  • Ricasolia amplissima. Dave Genney. Fairy Isles, Knapdale, Argyll and Bute.   small LARGE
  • Ricasolia virens. M Sutcliffe. Oak trunk. Lochaline, Morvern, Scotland.   small LARGE
  • Ricasolia virens. M Sutcliffe. Shaded mossy rock cleft, Imachar point, Isle of Arran, Scotland.   LARGE

Rimularia

  • Rimularia furvella is now Lambiella furvella
  • Rimularia gyrizans is now Lambiella gyrizans
  • Rimularia intercedens. M Sutcliffe. Volcanic tuff. Bradgate Park, Leicestershire.   small LARGE

Rinodina

  • Rinodina efflorescens. John Norton. Parasitised by Melaspilea ochrothalamia. On young oak. Wood crates, New Forest, England.   small LARGE
  • Rinodina oleae. M Sutcliffe. On old wall. Allensford, Durham, England.   small LARGE
  • Rinodina oleae. M Sutcliffe. On wall. The rose garden, Saltwell Park, gateshead, England.   small LARGE
  • Rinodina roboris. M Sutcliffe. On ancient oak. Nettlecombe Court, Williton, Somerset, England.   small LARGE   Small LARGE
  • Rinodina sophodes. M Sutcliffe. On oak twig. Ilfracombe, Devon, England.   small LARGE
  • Rinodina sophodes. M Sutcliffe. On aspen. Portsoy, Aberdeenshire, Scotland.   small LARGE

Roccella

  • Roccella fuciformis. M Sutcliffe. Coastal cliff. Valley of the Rocks, Lynton, Devon.   small LARGE
  • Roccella fuciformis. Peter Lambley. Tresco, Isles of Scilly.   small LARGE
  • Roccella phycopsis. M Sutcliffe. Coastal cliff. Valley of the Rocks, Lynton, Devon.   small LARGE
  • Roccella phycopsis. Theresa Greenaway. St Davids, Pembrokeshire, Wales.   small LARGE

Romjularia

  • Romjularia lurida. Ndurie Abah. On limestone. Cave Dale, Castleton, Derbyshire.   small LARGE

Roselliniella

  • Roselliniella sp. Neil Sanderson. Parasitic on Pertusaria pertusa North of Allum Green, New Forest.   small LARGE
    A strict parasite of Pertusaria pertusa, with a single perithecia taking over a fertile wart. Spores brown, 16 - 24 x 12 µm. Mainly simple (but a few spores with septa near one end) so far only collected from slow growing, old beeches in the New Forest and Melbury Park. Any collections from other areas welcomed by Neil Sanderson.

Sagiolechia

  • Sagiolechia protuberans. Mark Powell. On shady limestone crags. Upper Wharfedale, Yorkshire.   small LARGE   Spores

Sarcogyne

Sarcosagium

  • Sarcosagium campestre var. campestre. M Sutcliffe. On mine spoil, Derbyshire.   small LARGE

Schaereria

Schismatomma

  • Schismatomma decolorans is now Dendrographa decolorans
  • Schismatomma graphidioides is now Schismatomma ricasolii
  • Schismatomma quercicola is now Schizotrema quercicola
  • Schismatomma ricasolii. Stewart Taylor. On aspen. Abernethy Forest. Scotland.   small LARGE
  • Schismatomma umbrinum. N Sanderson. On dry overhung acid rock in upland pasture woodland. Derrybawn, Glendalough, Co Wicklow, Ireland.   small LARGE   small LARGE

Schizotrema

  • Schizotrema quercicola. N Sanderson. On birch (with Allographa ruiziana) in oak-birch pasture woodland. Derrybawn, Glendalough, Co Wicklow, Ireland.   small LARGE

Sclerococcum

  • Sclerococcum griseisporodochium. M Sutcliffe. Showing pale mauve soredia. On Opegrapha dolomitica. Yew crags, West Allendale, Northumberland.   small LARGE
  • Sclerococcum sphaerale. Neil Sanderson. Parasitic on Lepra corallina. Bluestone, Mynydd Preseli, Pembrokeshire.   small LARGE

Sclerophora

  • Sclerophora peronella. Neil Sanderson. On wound track on birch, Kennapole Hill, Loch an Eilein, Rothiemurchus.   small LARGE   small LARGE

Scoliciosporum

  • Scoliciosporum chlorococcum. Mark Powell. On dead hawthorn twigs. Riseley, Bedfordshire.   small LARGE   Spores
  • Scoliciosporum curvatum. Mark Powell. On yew twig. Derwen churchyard, Denbighshire.   small   Ascus
  • Scoliciosporum pruinosum. M Sutcliffe. On SE-facing unshaded sycamore trunk. Longhirst, Northumberland.   small LARGE
  • Scoliciosporum umbrinum. M Sutcliffe. On rusty cattle grid. Teesdale, Durham, England.   small LARGE   Habitat
  • Scoliciosporum umbrinum. M Sutcliffe. On gravestone. Whitfield Church, Northumberland.   small LARGE

Scytinium

  • Scytinium fragile. M Sutcliffe. On limestone boulders at base of cliff. Lismore Island. Scotland.   small LARGE
  • Scytinium fragile. M J Simms. On exposed limestone pavement, Fahee North, Carran, The Burren, Co. Clare.   small LARGE
  • Scytinium fragrans (with the moss Zygodon forsteri). Neil Sanderson. New forest, England.   small LARGE
  • Scytinium gelatinosum. M Sutcliffe. On limestone tombstone. St John's in the Vale church, Cumbria.   small LARGE   small LARGE   small LARGE
  • Scytinium gelatinosum. M Sutcliffe. On limestone boulder. Lathkill Dale, Derbyshire.   small LARGE
  • Scytinium lichenoides. M Sutcliffe. On mossy oak. Inverawe Country Park, Taynuilt, Scotland.   small LARGE
  • Scytinium massiliense. M Sutcliffe. On limestone scree. Lathkill Dale, Derbyshire.   small LARGE
  • Scytinium palmatum. Neil Sanderson. In winter damp parched acid grassland, Blashford Water Treatment Works, New Forest, Hampshire.   small LARGE
  • Scytinium plicatile. M J Simms. On basalt boulders in stream, South Woodburn Glen, Carrickfergus, Northern Ireland.   small LARGE   Small LARGE
  • Scytinium pulvinatum. M Sutcliffe. On moss overgrowing limestone, Lathkill Dale, Derbyshire.   small LARGE
  • Scytinium schraderi. M Sutcliffe. Derbyshire.   small LARGE
  • Scytinium subtile. M Sutcliffe. On decaying plant remains at mine spoil site, Derbyshire.   small LARGE
  • Scytinium tenuissimum. Neil Sanderson. on sand bank in parched acid grassland, Stanway Pit, Colchester, Essex.   small LARGE
  • Scytinium teretiusculum. M Sutcliffe. Near Screapadal, Raasay, Scotland.   small LARGE

Skyttea (parasitic fungi)

Solenopsora

  • Solenopsora candicans. M J Simms. On soft limestone on the walls of Carisbrooke Castle, Isle of Wight.   small LARGE
  • Solenopsora candicans. M Sutcliffe. On dolomatised carboniferous limestone. Harboro rocks, Derbyshire.   small LARGE
  • Solenopsora candicans. M Sutcliffe. On limestone. Black Mountain, Carmarthenshire.   small LARGE
  • Solenopsora holophaea. M J Simms. On soft limestone on the walls of Carisbrooke Castle, Isle of Wight.   small LARGE
  • Solenopsora liparina. Peter Lambley. Kynance Cove, The Lizard, Cornwall.   small LARGE
  • Solenopsora vulturiensis. M Sutcliffe. On coastal shale. Ilfracombe, Devon.   small LARGE
  • Solenopsora vulturiensis. M J Simms. On damp coastal cliff, Waterloo, Larne, Co. Antrim, N Ireland.   small LARGE

Solorina

  • Solorina crocea. M Sutcliffe. On montane heath. Ben Lawers, Scotland.   small LARGE
  • Solorina crocea. Dave Genney.   small LARGE
  • Solorina saccata. M Sutcliffe. On calcareous grassland. Cronkley Fell, Teesdale, County Durham.   small LARGE
  • Solorina saccata. M Sutcliffe. On limestone cliff. Lismore Island, Scotland.   small LARGE
  • Solorina saccata. M J Simms. On limestone wall. Kilcorney, The Burren, Ireland.   small LARGE
  • Solorina saccata. M Sutcliffe. On limestone cliff. Yew crags, West Allendale, Northumberland.   small LARGE
  • Solorina saccata. M Sutcliffe. On limestone. Lathkill Dale, Derbyshire.   small LARGE   small LARGE
  • Solorina spongiosa. Kery Dalby. From near the Gaur hydroelectric station, Rannoch, Perthshire.   small LARGE

Sphaerophorus

Sphinctrina

  • Sphinctrina tubiformis. Neil Sanderson. On Pertusaria pustulata high up trunk of ancient beech. Busketts Wood, New Forest.   small LARGE   small LARGE

Squamarina

  • Squamarina cartilaginea. M Sutcliffe. On limestone cliff. Lismore Island, scotland.   small LARGE
  • Squamarina lentigera. Peter Lambley. On open calcareous grassland. Breklands, Suffolk.   small LARGE

Stenocybe

    (not lichenized)
  • Stenocybe nitida. M Sutcliffe. On liverworts on oak. Gleann Dubh, Morvern, Scotland.   small LARGE

Stereocaulon

  • Stereocaulon dactylophyllum. Maxine Putnam. Haytor. Dartmoor, Devon.   small LARGE   small LARGE
  • Stereocaulon dactylophyllum. M Sutcliffe. On basalt (whin sill). Brada Hill, Northumberland.   small LARGE
  • Stereocaulon glareosum. Ray Woods. With pale cephalodia. On the lead-rich tips of the Nantymwyn mine, Rhandirmwyn, Carmarthenshire, Wales.   small LARGE
  • Stereocaulon leucophaeopsis. M Sutcliffe. On old wall. Raasay, Scotland.   small LARGE
  • Stereocaulon nanodes. M J Simms. On weathered tarmac. Waterloo, Larne, Co. Antrim, N Ireland.   small LARGE
  • Stereocaulon pileatum. M Sutcliffe. On basalt (whin sill). Brada Hill, Northumberland.   small LARGE
  • Stereocaulon vesuvianum. D Genney.   small LARGE
  • Stereocaulon vesuvianum fertile. M Sutcliffe. On sandstone. Cronkley Fell, Teesdale, England.   small LARGE

Sticta

  • Sticta canariensis (cyanobacterial morph). M Sutcliffe. On siliceous rock outcrop in woodland. Lochaline, Morvern, Scotland.   small LARGE
  • Sticta canariensis (cyanobacterial and green algal morphs). M Sutcliffe. On very shaded conglomerate outcrop under woodland. Dunstaffnage Castle. Dunbeg, Scotland.   small LARGE
  • Sticta canariensis (cyanobacterial and green algal morphs). M J Simms. On damp basalt cliff, South Woodburn Glen, Carrickfergus, Co. Antrim.   small
  • Sticta fuliginosa s. lat. (possibly Sticta ciliata?). Neil Sanderson. On wound track on birch, Falls of Falloch, Glen Falloch, West Perthshire.   small LARGE
  • Sticta limbata. M Sutcliffe. On mossy coastal rocks, Imachar point, Isle of Arran, Scotland.   small LARGE
  • Sticta limbata. M Sutcliffe. On magnolia. Brodick Castle, Isle of Arran, Scotland.   LARGE
  • Sticta sylvatica. M Sutcliffe. On sycamore, Brodick Castle, Isle of Arran, Scotland.   small LARGE
  • Sticta sylvatica? M Sutcliffe, Det. Neil Sanderson. On oak. Lochaline, Morvern, Scotland.   small LARGE

Stictographa

  • Stictographa lentiginosa. Neil Sanderson. M. laureri (centre) with Phaeographis dendritica on either side parasitised by Stictographa lentiginosa. Rain track on Beech. James's Hill, New Forest.   small LARGE
  • Stictographa lentiginosa. Neil Sanderson. Parasitic on Phaeographis dendritica. On old beech. James's Hill, New Forest.   small LARGE

Strangospora

  • Strangospora moriformis. M Sutcliffe. On decorticated Scot's pine. Glen Quoich, Braemar, Scotland.   small

Strigula

  • Strigula tagananae. Neil Sanderson. On old hazel. Termon, The Burren, Ireland.   small LARGE
  • Strigula taylorii. Neil Sanderson. On beech in wound track. Shave Wood, New Forest.   small LARGE

Synalissa

  • Synalissa ramulosa. Neil Sanderson. On Psora lurida limestone slab, old quarries, Portland Bill, England.   small LARGE

Synarthonia

  • Synarthonia astroidestera. Neil Sanderson. On old holly. Matley Wood, New Forest.   small LARGE   small

Syncesia

  • Syncesia myrticola morph sorediata (soredia, invading Enterographa crassa, dotted apothecia). Neil Sanderson. On oak. New Forest, Hampshire.   small LARGE
  • Syncesia myrticola morph sorediata. Neil Sanderson. On oak. Lanhydrock, Cornwall.   small LARGE     small LARGE
  • Syncesia myrticola morph sorediata. Neil Sanderson. On oak. Very strongly sorediate specimen showing the orange red Pd reaction. The pinkish tinge is typical of hydrated soredia. Clovelly, Devon.   small LARGE

Teloschistes

  • Teloschistes chrysophthalmus. Jeremy Gray. On dead, fallen apple tree. Herefordshire, England.   small LARGE   small LARGE
  • Teloschistes chrysophthalmus. Paul Whelan. On hawthorn. Co Cork, Ireland.   small LARGE
  • Teloschistes flavicans. M Sutcliffe. On serpentine. The Lizard, Cornwall, England.   small LARGE  
  • Teloschistes flavicans. Mike Smith. Bardsey Island, Wales.   small LARGE
  • Teloschistes flavicans. Peter Lambley. On coastal heath. Castle Down, Tresco, Isles of Scilly.   small LARGE

Tephromela

  • Tephromela atra. M Sutcliffe. On siliceous wall, Simonburn, Northumberland, England.   small LARGE   MATURE
  • Tephromela atra. Dave Genney. Coastal boulder. W Scotland.   small LARGE
  • Tephromela atra var torulosa. M Sutcliffe. On sycamore. Raasay, Scotland.   small LARGE

Thalloidima

  • Thalloidima sedifolium. M Sutcliffe. On flushed basalt sea cliff. East Lothian, Scotland.   small LARGE
  • Thalloidima sedifolium. M Sutcliffe. On limestone, Wolfscote Dale, Derbyshire.   small LARGE

Thamnolia

  • Thamnolia vermicularis var. subuliformis. M Sutcliffe. On montane heath. Ben Lawers, Scotland.   small LARGE
  • Thamnolia vermicularis var. subuliformis. D Genney.   small LARGE

Thelidium

  • Thelidium decipiens. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Thelidium papulare. Steve Price. On carboniferous limestone. Peter Dale, Derbyshire.   small LARGE
  • Thelidium papulare. M Sutcliffe. On limestone, Wolfscote Dale, Derbyshire.   small LARGE

Thelocarpon

  • Thelocarpon coccosporum. M Sutcliffe. On sandstone headstone. Whitfield Churchyard. Northumberland.   small LARGE
  • Thelocarpon olivaceum. B J Coppins. On basalt stones in cutting, N-facing slope.   small LARGE

Thelopsis

  • Thelopsis corticola. Neil Sanderson. On ancient Beech, Mark Ash wood, New Forest.   small LARGE
  • Thelopsis rubella. John Norton. On beech. Wood crates, New Forest, England.   small LARGE

Thelotrema

  • Thelotrema lepadinum. M Sutcliffe.   small LARGE
  • Thelotrema lepadinum. M Sutcliffe. On oak. Baldersdale Wood SSSI, Co Durham.   small LARGE
  • Thelotrema petractoides is now Crutarndina petractoides

Thrombium

Toninia

  • Toninia aromatica is now Toniniopsis aromatica
  • Toninia episema is now Kiliasia episema
  • Toninia sedifolia is now Thalloidima sedifolium
  • Toninia verrucarioides is now Toniniopsis verrucarioides

Toniniopsis

  • Toniniopsis aromatica. M Sutcliffe. On flushed, coastal basalt. East Lothian, Scotland.   small LARGE
  • Toniniopsis aromatica. M Sutcliffe. On side of church. Isle of Hoy, Scotland.   small LARGE
  • Toniniopsis bagliettoana. M Sutcliffe. On plant detritus. Tideslow Rake, Derbyshire.   small LARGE
  • Toniniopsis verrucarioides. M Sutcliffe. On Placynthium nigrum. Lathkill Dale, Derbyshire.   small LARGE

Trapelia

  • Trapelia coarctata. M Sutcliffe. On sandstone pebble, forest track. Kielder Forest, Northumberland.   small LARGE
  • Trapelia corticola. M Sutcliffe. On oak. Great Wood, Egglestone, Durham, England.   small LARGE
  • Trapelia corticola. M Sutcliffe. On pine. Loch Maree, Scotland.   small LARGE
  • Trapelia glebulosa (previously involuta). M Sutcliffe. In sheltered niche on sea stack. Imachar point, Isle of Arran, Scotland.   small LARGE
  • Trapelia glebulosa. M J Simms.   small LARGE
  • Trapelia glebulosa. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE
  • Trapelia obtegens. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE
  • Trapelia placodioides. M Sutcliffe. On sandstone. Teesdale, Durham.   small LARGE
  • Trapelia placodioides. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE

Trapeliopsis

  • Trapeliopsis flexuosa. M Sutcliffe. On oak lignum. Rudha na Gailich, Jura, Scotland.   small LARGE
  • Trapeliopsis flexuosa. M J Simms. On wooden post. Glenhead, near Larne, Co. Antrim, N Ireland.   small LARGE
  • Trapeliopsis granulosa. M Sutcliffe. On rotten wood. Kielder Forest, Northumberland, England.   small LARGE
  • Trapeliopsis granulosa. M Sutcliffe. On root plate of wind-blown pine. Kielder Forest, Northumberland, England.   small LARGE
  • Trapeliopsis granulosa. M Sutcliffe. On oak lignum. Old deer park, Chatsworth, Derbyshire.   small LARGE
  • Trapeliopsis pseudogranulosa. M Sutcliffe. On Alder. Whitchester Moor, Northumberland, England.   small LARGE
  • Trapeliopsis pseudogranulosa. Dave Genney. Scotland.   small LARGE

Tremolecia

  • Tremolecia atrata. M Sutcliffe. On granite boulder, Mar Lodge Estate, Braemar, Scotland.   small LARGE

Tuckermannopsis

  • Tuckermannopsis chlorophylla. M Sutcliffe. On broadleaved tree. Ilfracombe, Devon, England.   small LARGE
  • Tuckermannopsis chlorophylla. Dave Genney. Scotland.   small LARGE   Small LARGE

Tylophoron

  • Tylophoron hibernicum. Neil Sanderson. Overgrowing Lecanactis abietina on dry side of old oak, ravine edge in parkland, Glenarm Great Deer Park, Antrim, Northern Ireland.   small LARGE
  • Tylophoron hibernicum. Alan Hale. Cwlm Cletwr in North Ceredigion, Wales.   small LARGE

Umbilicaria

  • Umbilicaria crustulosa. David Clarke. Langdale, Cumbria.   small LARGE
  • Umbilicaria cylindrica. M Sutcliffe. On sandstone, Upper Teesdale, Durham, England.   small LARGE   Apothecia
  • Umbilicaria cylindrica. Dave Genney. Scotland.   small LARGE
  • Umbilicaria deusta. M Sutcliffe. On granite. Ulverscroft, Leicestershire, England.   small LARGE
  • Umbilicaria deusta. Steve Price. With Parmotrema perlatum. Burbage Brook, Sheffield.   small LARGE
  • Umbilicaria polyphylla. M Sutcliffe. On granite. Ulverscroft, Leicestershire, England.   small LARGE
  • Umbilicaria polyrrhiza. M Sutcliffe. On sandstone, Muckle Moss, Northumberland, England.   small LARGE
  • Umbilicaria polyrrhiza. M Sutcliffe. On granite boulder. Badachro, Gairloch, Scotland.   small LARGE
  • Umbilicaria torrefacta. M Sutcliffe. On granite boulder. Badachro, Gairloch, Scotland.   small LARGE   lower surface   Habitat

Usnea

  • Usnea articulata. M J Simms. On conifer, Minterne Magna Gardens, Dorset, England.   small LARGE
  • Usnea articulata. Robin Crump. Wales.   small LARGE   small LARGE
  • Usnea articulata. Steve Price. Holkham Dunes, Norfolk.   small LARGE
  • Usnea ceratina. Robin Crump. Wales.   small     small   LARGE
  • Usnea ceratina. Neil Sanderson. On oak. Mark Ash wood, New Forest.   small LARGE   Habitat
  • Usnea ceratina fertile. Maxine Putnam. On a large. Twitchen, North Molton, Devon.   small LARGE
  • Usnea cornuta. Robin Crump. Wales.   small LARGE   small LARGE
  • Usnea filipendula. M Sutcliffe. On beech. Pentland Hills, Scotland.  
  • Usnea florida. Robin Crump. Wales.   small LARGE   small LARGE
  • Usnea florida. M Sutcliffe. On apple. Glynhir Mansion, Llandybie, Carmarthenshire.   small LARGE
  • Usnea glabrescens. Neil Sanderson. On oak. Derrybawn, Glendalough, Wicklow, Ireland.   small LARGE   small LARGE
  • Usnea hirta. M Sutcliffe. On beech. Pentland Hills, Scotland.   small LARGE   small LARGE
  • Usnea rubicunda. M J Simms. On hawthorn. Berneens, The Burren, Ireland.   small LARGE
  • Usnea subfloridana (fertile). M Sutcliffe. Scotland.   small LARGE
  • Usnea subfloridana. M Sutcliffe. On birch. Raasay, Scotland.   small LARGE
  • Biatoropsis usnearum. M Sutcliffe. Parasitizing Usnea subfloridana. Raasay, Scotland.   small LARGE
  • Kalchbrenneriella cyanescens. M Sutcliffe. Parasitic on Usnea flammea. Rudha na Gailich, Jura, Scotland.   LARGE

Vahliella

  • Vahliella atlantica. M Sutcliffe. On sea cliff. Rackwick, Isle of Hoy, Scotland.   small LARGE

Varicellaria

  • Varicellaria hemisphaerica. M Sutcliffe. On oak. Great Wood, Durham, England.   small LARGE
  • Varicellaria hemisphaerica. Showing C+ red. Andy Cross. On oak. North shore of Loch Rannoch, Scotland.   small LARGE
  • Varicellaria lactea. M Sutcliffe. On schist. Glen Quoich, Scotland.   small LARGE
  • Varicellaria velata Neil Sanderson. On old beech. New Forest.   small LARGE

Verrucaria

  • Verrucaria amphibia is now Hydropunctaria amphibia
  • Verrucaria baldensis is now Bagliettoa parmigera s. lat.
  • Verrucaria caerulea is now Verrucaria coerulea
  • Verrucaria calciseda is now Bagliettoa calciseda
  • Verrucaria coerulea. M Sutcliffe. On limestone. High Edge, Derbyshire.   small LARGE
  • Verrucaria fuscella is now re-named as Placopyrenium fuscellum
  • Verrucaria latericola. Steve Price. On limestone outcrop. Sandpoint, Somerset.   small LARGE
  • Verrucaria maura is now Hydropunctaria maura
  • Verrucaria mucosa is now Wahlenbergiella mucosa
  • Verrucaria nigrescens. M Sutcliffe. On siliceous tombstone. Darlington, England.   small LARGE
  • Verrucaria pinguicula is now Parabagliettoa pinguicula

Vezdaea

  • Vezdaea aestivalis. M Sutcliffe. Derbyshire.   small LARGE
  • Vezdaea aestivalis (older specimen). M Sutcliffe. Overgrowing mosses on limestone wall. Malham moss tarn, West Yorkshire.   small LARGE
  • Vezdaea cobria. National Museum of Wales.   Medium
  • Vezdaea rheocarpa. National Museum of Wales.   Medium

Violella

  • Violella fucata. M Sutcliffe. On birch. Ardnahoe Loch, Islay, Scotland.   small LARGE

Vulpicida

  • Vulpicida pinastri. M Sutcliffe. On pine stump. Kindrogan Field Centre, Scotland.   small LARGE

Wahlenbergiella

  • Wahlenbergiella mucosa. M Sutcliffe. On wave-polished serpentine below barnacle zone. Kynance cove, The Lizard, Cornwall.   small LARGE  
  • Wahlenbergiella mucosa. M Sutcliffe.   small LARGE   small
  • Wahlenbergiella mucosa. M Sutcliffe. On sandstone. Redpoint beach, near Gairloch, Scotland.   Habitat

Xanthoparmelia

  • Xanthoparmelia conspersa. M Sutcliffe. Thirlmere, Cumbria, England.   small LARGE
  • Xanthoparmelia conspersa. M Sutcliffe. On coastal boulders. Drumadoon point, Arran, Scotland.   small LARGE
  • Xanthoparmelia conspersa. M Sutcliffe. On sandstone, High Rigg, Keswick, Cumbria.   small LARGE
  • Xanthoparmelia loxodes. Ray Woods. Cwm Berwyn, Radnorshire, Wales.   small
  • Xanthoparmelia loxodes. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE   small LARGE
  • Xanthoparmelia mougeotii. M J Simms. On granite, Knockiveagh, Co. Down, N Ireland.   small LARGE
  • Xanthoparmelia mougeotii. M Sutcliffe. On granite. Raasay, Scotland.   small LARGE
  • Xanthoparmelia mougeotii. M Sutcliffe. On pine garden seat. Brackenrigg, Keswick, Cumbria.   small LARGE
  • Xanthoparmelia mougeotii. F G Jones. Gwaith copper mine. Nant Ffrancon, Wales.   small LARGE
  • Xanthoparmelia verruculifera. M Sutcliffe. On basalt. Brada Hill, Northumberland.   small LARGE

Xanthoria

  • Xanthoria calcicola. Jeff Blincow. On gravestone, Brafield, Northampton, England.   small LARGE
  • Xanthoria calcicola. M Sutcliffe. On coastal wall. Findlater Castle, Aberdeenshire, Scotland.   small LARGE
  • Xanthoria calcicola. M Sutcliffe. On coastal rock. Rudha na Gailich, Jura, Scotland.   small LARGE
  • Xanthoria calcicola. M Sutcliffe. On coastal rocks. Lismore Island, scotland.   small LARGE
  • Xanthoria candelaria s. lat.. M Sutcliffe. On top of tombstone. Kilmory, Arran, Scotland.   small LARGE
  • Xanthoria candelaria s. lat.. M Sutcliffe. On gravestone. Whitfield Church, Northumberland.   small LARGE
  • Xanthoria elegans. M Sutcliffe. On siliceous wall. Kindrogan Field Centre, Scotland.   small LARGE
  • Xanthoria elegans. M J Simms. On concrete wall, foot of Slieve Croob, Co. Down, Northern Ireland.   small LARGE
  • Xanthoria elegans. M Sutcliffe. On a wall. Findlater Castle, Aberdeenshire, Scotland.   small LARGE
  • Xanthoria parietina. M Sutcliffe. On painted railing. Saltwell Road, Gateshead, England.   small LARGE
  • Xanthoria parietina . M Sutcliffe. On serpentine. Near Kynance cove, Cornwall, England.   small LARGE   Small LARGE
  • Xanthoria parietina. M Sutcliffe. On a wall. Findlater Castle, Aberdeenshire, Scotland.   small LARGE
  • Xanthoria parietina. M Sutcliffe. Shade form on sycamore. Teesdale, England.   small LARGE
  • Xanthoria polycarpa. M Sutcliffe. On top of tombstone. Kilmory, Arran, Scotland.   small LARGE
  • Xanthoria polycarpa. M Sutcliffe. On broadleaved twig (With X. parietina lobe upper right). Saltwell Park, Gateshead, England.   small LARGE   Small LARGE
  • Xanthoria ucrainica. M Sutcliffe. On volcanic tuff. Bradgate park, leicestershire.   small LARGE
  • Xanthoria ulophyllodes. John Douglass. Near Carham, Northumberland.   small LARGE
  • Xanthoria ulophyllodes. John Douglass. Kindrogan Field Centre, Perth and Kinross.   small LARGE

Xerotrema

  • Xerotrema megalospora. Neil Sanderson. On standing dead pine. Native pinewood, Allt nam Bo, Glen Feshie.   small LARGE
  • Xerotrema quercicola (with Imshaugia aleurites). Neil Sanderson. On vertical lignum on fallen dead oak. Denny Wood, New Forest.   small Large
  • Xerotrema quercicola. N Sanderson. On fallen oak. Powerscourt Deer Park, Wicklow, Ireland.   small LARGE

Xylographa

  • Xylographa parallela. M Sutcliffe. On decorticated pine. Braemar, Scotland.   small LARGE
  • Xylographa vitiligo. M Sutcliffe. On decorticated pine. Braemar, Scotland.   small LARGE   Small LARGE

Xylopsora

  • Xylopsora friesii. Neil Sanderson. On lignum. Standing dead pine, Cadha Beag, Rothiemurchus.   small LARGE

Zwackhia

  • Zwackhia prosodea. Neil Sanderson. On Old hedgerow oak. Lymington, Hampshire.   small LARGE