Lichen Taxon Dictionary

For more information see the Supplementary Notes for the Taxon Dictionary and these Instructions on how to use the online Taxon Dictionary. There is also an introductory video available on YouTube (best viewed in HD at full-screen).

Count Name Authority Is Current Name? Current Taxon Name Synonyms BLS Number Comments Conservation Evaluation Group
7921

Trichothelium lineare

(Leight.) R.C. Harris N Porina linearis 1182 LC
7922

Trichothyrina cetrariicola

(Nyl.) D. Hawksw. N Lichenopeltella cetrariicola 2098 NE NR LF
7923

Trimmatothele perquisita

(Norman) Norman ex Zahlbr. (1903) Y Trimmatothele perquisita Verrucaria perquisita 1439 DD NR Sc
7924

Trimmatothelopsis rhizobola

(Nyl.) K. Knudsen & Lendemer (2016) Y Trimmatothelopsis rhizobola Acarospora rhizobola, Lecidea rhizobola, Psora rhizobola 767 VU D2 NR Sc
7925

Trimmatothelopsis smaragdula

(Wahlenb.) Cl. Roux & Nav.-Ros. (2011) N Acarospora smaragdula 25 LC
7926

Tubeufia heterodermiae

Etayo (2002) Y Tubeufia heterodermiae 2603 LF
7927

Tuckermannopsis chlorophylla

(Willd.) Hale (1987) Y Tuckermannopsis chlorophylla Cetraria chlorophylla; Nephromopsis chlorophylla; Tuckermanopsis chlorophylla 327 LC
7928

Tuckermanopsis chlorophylla

(Willd.) Hale [orth. error] N Tuckermannopsis chlorophylla 327 LC
7929

Tylophoron hibernicum

(D. Hawksw., Coppins & P. James) Ertz, Diederich, Bungartz & Tibell (2011) Y Tylophoron hibernicum Blarneya hibernica 185 NT NR P Eng Wa IR
7930

Tylothallia biformigera

(Leight.) P. James & H. Kilias (1981) Y Tylothallia biformigera Catillaria biformigera 1440 LC
7931

Umbilicaria arctica

(Ach.) Nyl. N 1444 incorrectly reported from the British Isles, BLS number no longer used
7932

Umbilicaria atropruinosa

(Schaer.) Schaer. N Umbilicaria leiocarpa Umbilicaria leiocarpa DC., incorrectly reported from the British Isles
7933

Umbilicaria coriacea

Imshaug N Umbilicaria rigida Umbilicaria rigida (Du Rietz) Frey, incorrectly reported from the British Isles
7934

Umbilicaria crustulosa

(Ach.) Lamy (1878) Y Umbilicaria crustulosa 1445 VU D2 NR
7935

Umbilicaria cylindrica

(L.) Delise (1830) Y Umbilicaria cylindrica Umbilicaria cylindrica var. deliseiUmbilicaria cylindrica var. denudataUmbilicaria cylindrica var. fimbriataUmbilicaria cylindrica var. laciniata 1446 LC
7936

Umbilicaria cylindrica f. denticulata

(Ach.) Leight. N Umbilicaria cylindrica 1446 LC
7937

Umbilicaria cylindrica f. exasperata

(Turner & Borrer) Leight. N Umbilicaria cylindrica 1446 LC
7938

Umbilicaria cylindrica var. delisei

Nyl. N Umbilicaria cylindrica 1446 LC
7939

Umbilicaria cylindrica var. denudata

(Turner & Borrer) Frey N Umbilicaria cylindrica 1446 LC
7940

Umbilicaria cylindrica var. fimbriata

(Ach.) Nyl. N Umbilicaria cylindrica 1446 LC
7941

Umbilicaria cylindrica var. laciniata

(Retz.) Zahlbr. N Umbilicaria cylindrica 1446 LC
7942

Umbilicaria cylindrica var. tornata

(Ach.) Nyl. N Umbilicaria cylindrica 1446 LC
7943

Umbilicaria decussata

(Vill.) Zahlbr. N incorrectly reported from the British Isles
7944

Umbilicaria deusta

(L.) Baumg. (1790) Y Umbilicaria deusta 1447 LC NS
7945

Umbilicaria erosa

(Weber) Hoffm. N Umbilicaria torrefacta 1455 LC
7946

Umbilicaria erosa var. torrida

(Ach.) Nyl. N Umbilicaria torrefacta 1455 LC
7947

Umbilicaria flocculosa

(Wulfen) Hoffm. N Umbilicaria deusta 1447 LC NS
7948

Umbilicaria grisea

Hoffm. (1796) Y Umbilicaria grisea 1448
7949

Umbilicaria hirsuta

(Sw. ex Westr.) Hoffm. (1794) Y Umbilicaria hirsuta 1449 NT NR Sc
7950

Umbilicaria hyperborea

(Ach.) Hoffm. (1796) Y Umbilicaria hyperborea 1450 LC NS

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