Lichen Taxon Dictionary

For more information see the Supplementary Notes for the Taxon Dictionary, which explains the names and synonyms, and these Instructions on how to use the online Taxon Dictionary which includes details of the Conservation Evaluation codes.
Count Name Authority Is Current Name? Current Taxon Name Synonyms BLS Number Comments Conservation Evaluation Group Account & Map
6541 Placodium albolutescens (Nyl.) A.L. Sm. (1918) No Kuettlingeria albolutescens 2503 LC NS
6542 Placodium atroflavum (Turner) A.L. Sm. (1918) No Kuettlingeria atroflava 237 CR D NR P Wa
6543 Placodium aurantiacum auct. p.p. No Gyalolechia flavorubescens 254 EN A NS P Eng Sc Wa
6544 Placodium aurantiacum auct. p.p. No Gyalolechia flavovirescens 255 LC
6545 Placodium aurantiacum subsp. irrubescens (Nyl.) A.L. Sm. (1918) No Squamulea subsoluta 262 DD NR Sc
6546 Placodium aurantiacum var. flavovirescens (Wulfen) Nägeli ex Hepp (1853) No Gyalolechia flavovirescens 255 LC
6547 Placodium aurantiacum var. inalpinum (Ach.) Hepp (1857) No Gyalolechia flavovirescens 255 LC
6548 Placodium caesiorufum auct. No Kuettlingeria ceracea 1644 LC
6549 Placodium callopismum (Ach.) Mérat (1821) No Variospora aurantia 239 LC
6550 Placodium callopismum f. thallincolum (Wedd.) Walt. Watson (1930) No Variospora thallincola 282 LC
6551 Placodium callopismum var. brevilobatum (Nyl.) A.L. Sm. (1918) No Variospora flavescens 259 LC
6552 Placodium callopismum var. plicatum (Wedd.) Leight. (1871) No Variospora flavescens 259 LC
6553 Placodium canescens (Dicks.) DC. (1805) Diploicia canescens 491 LC
6554 Placodium cerinellum (Nyl.) Vain. (1899) No Athallia cerinella 242 LC
6555 Placodium cerinum (Hedw.) Nägeli ex Hepp (1853) No Caloplaca cerina 241 LC
6556 Placodium cerinum f. cyanopolium (Nyl.) A.L. Sm. No Caloplaca chlorina 263 LC
6557 Placodium cerinum var. chlorina (Flot.) Körb. No Caloplaca chlorina 263 LC
6558 Placodium cerinum var. stilicidiorum (Vahl) Hepp [orth. error] No Caloplaca stillicidiorum 1991 LC NS
6559 Placodium cerinum var. stillicidiorum (Vahl) Hepp (1857) No Caloplaca stillicidiorum 1991 LC NS
6560 Placodium chalybaeum (Fr.) Nägeli ex Hepp (1853) No Pyrenodesmia chalybaea 243 LC NS
6561 Placodium cirrochroum (Ach.) Rabenh. (1856) No Leproplaca cirrochroa 246 LC
6562 Placodium cirrochroum var. obliterans (Nyl.) A.L. Sm. (1918) No Leproplaca obliterans 270 LC NS
6563 Placodium citrinum (Hoffm.) Hepp (1857) No Caloplaca citrina 247 LC
6564 Placodium concilians (Nyl.) A.L. Sm. No Caloplaca concilians 248 DD NR Sc
6565 Placodium crenulatellum (Nyl.) A.L. Sm. (1918) No Xanthocarpia crenulatella 249 LC
6566 Placodium daedaleum (Sm.) Hook. No Pyxine sorediata Pyxine sorediata (Ach.) Mont., incorrectly reported from the British Isles
6567 Placodium decipiens (Arnold) Leight. (1871) No Calogaya decipiens 250 LC
6568 Placodium dissidens Nyl. (1875) No Rusavskia elegans 1528 LC
6569 Placodium elegans (Link) DC. (1805) No Rusavskia elegans 1528 LC
6570 Placodium erythrocarpum auct. brit. No Kuettlingeria teicholyta 281 LC
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