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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 7321 | Rhizocarpon geographicum subsp. prospectans | No | 1260 | BLS number no longer used | ||||||
| 7322 | Rhizocarpon geographicum var. atrovirens | (L.) Körb. | No | Rhizocarpon geographicum | 1257 | LC | ||||
| 7323 | Rhizocarpon geographicum var. geronticum | (Ach.) Räsänen | No | Rhizocarpon alpicola | 1245 | LC NS | ||||
| 7324 | Rhizocarpon geographicum var. lecanorinum | auct. | No | Rhizocarpon lecanorinum | 1265 | LC | ||||
| 7325 | Rhizocarpon geographicum var. sphaericum | (Schaer.) Mudd | No | Rhizocarpon viridiatrum | 1280 | LC NS | ||||
| 7326 | Rhizocarpon geographicum var. urceolatum | sensu Mudd | No | Rhizocarpon sp. | Rhizocarpon ? geographicum | |||||
| 7327 | Rhizocarpon grande | (Flörke ex Flot.) Arnold (1871) | Yes | Rhizocarpon grande | 1463 | doubtfully British | NE ?NR | Rhizocarpon grande | ||
| 7328 | Rhizocarpon hochstetteri | auct. brit. p.p. | No | Rhizocarpon infernulum f. infernulum | 2334 | name or specific epithet valid but has been misused in the past | DD NR | |||
| 7329 | Rhizocarpon hochstetteri | auct. brit. p.p. | No | Rhizocarpon infernulum f. sylvaticum | 1037 | name or specific epithet valid but has been misused in the past | LC NS | |||
| 7330 | Rhizocarpon hochstetteri | (Körb.) Vain. (1922) | Yes | Rhizocarpon hochstetteri | Rhizocarpon colludens Rhizocarpon colludens var. rufoatrum ad int. |
1262 | LC | Rhizocarpon hochstetteri | ||
| 7331 | Rhizocarpon hochstetteri var. rufoatrum | Fryday ad int. | No | Rhizocarpon hochstetteri | 1262 | Rhizocarpon hochstetteri [stictic acid-containing race] | LC | |||
| 7332 | Rhizocarpon inarense | (Vain.) Vain. (1898) | No | Rhizocarpon inarense | Incorrectly recorded from the British Isles | |||||
| 7333 | Rhizocarpon infernulum f. infernulum | (Nyl.) Lynge (1934) | Yes | Rhizocarpon infernulum f. infernulum | Rhizocarpon hochstetteri auct. p.p. | 2334 | DD NR | Rhizocarpon infernulum f. infernulum | ||
| 7334 | Rhizocarpon infernulum f. sylvaticum | Fryday (2002) | Yes | Rhizocarpon infernulum f. sylvaticum | Rhizocarpon hochstetteri auct. p.p. Rhizocarpon oceanicum ad int. |
1037 | LC NS | Rhizocarpon infernulum f. sylvaticum | ||
| 7335 | Rhizocarpon intermediellum | Räsänen (1943) | Yes | Rhizocarpon intermediellum | 1891 | DD NR Sc | Rhizocarpon intermediellum | |||
| 7336 | Rhizocarpon intersitum | Arnold (1877) | Yes | Rhizocarpon intersitum | 2590 | NE NR | Rhizocarpon intersitum | |||
| 7337 | Rhizocarpon jemtlandicum | (Malme) Malme (1914) | Yes | Rhizocarpon jemtlandicum | 1726 | DD NR Sc | Rhizocarpon jemtlandicum | |||
| 7338 | Rhizocarpon lavatum | (Fr.) Hazsl. (1884) | Yes | Rhizocarpon lavatum | Rhizocarpon obscuratum auct. p.p. | 1264 | LC | Rhizocarpon lavatum | ||
| 7339 | Rhizocarpon lecanorinum | Anders (1923) | Yes | Rhizocarpon lecanorinum | 1265 | LC | ||||
| 7340 | Rhizocarpon lindsayanum | Räsänen | No | Rhizocarpon geographicum | 1257 | LC | ||||
| 7341 | Rhizocarpon lindsayanum subsp. kittilense | (Räsänen) Runemark | No | Rhizocarpon geographicum | 1257 | LC | ||||
| 7342 | Rhizocarpon lotum | auct. brit. | No | ? Rhizocarpon postumum | ||||||
| 7343 | Rhizocarpon montagnei | Körb. | No | Rhizocarpon disporum | Rhizocarpon disporum (Nägeli ex Hepp) Müll. Arg., incorrectly reported from the British Isles | |||||
| 7344 | Rhizocarpon obscuratum | (Ach.) A. Massal. | No | Rhizocarpon lavatum | 1264 | LC | ||||
| 7345 | Rhizocarpon obscuratum | auct. p.p. | No | Rhizocarpon reductum | 1266 | LC | ||||
| 7346 | Rhizocarpon obscuratum subsp. roridulum | sensu A.L. Sm., non Th. Fr. | No | ? Rhizocarpon lavatum | ||||||
| 7347 | Rhizocarpon obscuratum var. reductum | (Th. Fr.) Eitner | No | Rhizocarpon reductum | 1266 | LC | ||||
| 7348 | Rhizocarpon obscuratum var. roridulum | (Th. Fr.) Elenkin | No | Rhizocarpon roridulum | Rhizocarpon roridulum (Th. Fr. ) H. Olivier, incorrectly reported from the British Isles | |||||
| 7349 | Rhizocarpon obscuratum var. roridulum | auct. brit., non (Th. Fr.) Elenkin | No | ? Rhizocarpon lavatum | ||||||
| 7350 | Rhizocarpon oceanicum | Fryday ad int. | No | Rhizocarpon infernulum f. sylvaticum | 1037 | LC NS |