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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1951 | Cladonia papillaria | (Ehrh.) Hoffm. | No | Pycnothelia papillaria | 1211 | LC | ||||
| 1952 | Cladonia papillaria f. molariformis | (Hoffm.) Schaer. | No | Pycnothelia papillaria | 1211 | LC | ||||
| 1953 | Cladonia parasitica | (Hoffm.) Hoffm. (1796) | Yes | Cladonia parasitica | 404 | LC | Cladonia parasitica | |||
| 1954 | Cladonia peziziformis | (With.) J.R. Laundon (1984) | Yes | Cladonia peziziformis | Cladonia capitata Cladonia leptophylla |
365 | CR A NR P Eng Sc Wa | Cladonia peziziformis | ||
| 1955 | Cladonia phyllophora | Hoffm. (1796) | Yes | Cladonia phyllophora | Cladonia degenerans | 405 | NT NS Sc | Cladonia phyllophora | ||
| 1956 | Cladonia pityrea | (Flörke) Fr. | No | Cladonia ramulosa | 359 | LC | ||||
| 1957 | Cladonia pityrea f. crassiuscula | (Delise ex Coem.) Vain. (1884) | No | Cladonia ramulosa | 359 | as C. pityrea var. zwackhii f. crassiuscula | LC | |||
| 1958 | Cladonia pleurota | (Flörke) Schaer. (1850) | Yes | Cladonia pleurota | Cladonia coccifera var. pleurota | 406 | DD | Cladonia pleurota | ||
| 1959 | Cladonia pocillum | (Ach.) Grognot (1863) | Yes | Cladonia pocillum | Cladonia pyxidata subsp. pocillum | 407 | LC | Cladonia pocillum | ||
| 1960 | Cladonia polydactyla | (Flörke) Spreng. (1827) | Yes | Cladonia polydactyla | 408 | LC | Cladonia polydactyla | |||
| 1961 | Cladonia polydactyla var. umbricola | (Tønsberg & Ahti) Coppins (1993) | No | Cladonia umbricola | 1750 | DD NR | ||||
| 1962 | Cladonia portentosa | (Dufour) Coem. (1865) | Yes | Cladonia portentosa | Cladonia impexa Cladonia portentosa f. subimpexa Cladonia sylvatica auct. p.p. |
409 | LC | Cladonia portentosa | ||
| 1963 | Cladonia portentosa f. subimpexa | (P.A. Duvign.) Ahti | No | Cladonia portentosa | 409 | LC | CR | |||
| 1964 | Cladonia pulvinata | (Sandst.) Herk & Aptroot (2003) | Yes | Cladonia pulvinata | Cladonia cervicornis subsp. pulvinata; Cladonia rappii sensu auct. brit. | 308 | NE NR Sc | Cladonia pulvinata | ||
| 1965 | Cladonia pungens | (Ach.) Flörke | No | Cladonia rangiformis | 412 | LC | ||||
| 1966 | Cladonia pyxidata | (L.) Hoffm. (1796) | Yes | Cladonia pyxidata | 410 | LC | Cladonia pyxidata | |||
| 1967 | Cladonia pyxidata subsp. pocillum | (Ach.) Fink | No | Cladonia pocillum | 407 | LC | ||||
| 1968 | Cladonia pyxidata var. chlorophaea | auct. | No | Cladonia chlorophaea s. lat. | 371 | LC | ||||
| 1969 | Cladonia pyxidata var. pocillum | (Ach.) Fr. | No | Cladonia pocillum | 407 | LC | ||||
| 1970 | Cladonia ramulosa | (With.) J.R. Laundon (1984) | Yes | Cladonia ramulosa | Cladonia anomaea Cladonia pityrea |
359 | LC | Cladonia ramulosa | ||
| 1971 | Cladonia rangiferina | auct. 19th C | No | Cladonia sp. | various species of Cladonia subgen. Cladina | |||||
| 1972 | Cladonia rangiferina | (L.) F.H. Wigg. (1780) | Yes | Cladonia rangiferina | Cladina rangiferina | 411 | LC | Cladonia rangiferina | ||
| 1973 | Cladonia rangiformis | Hoffm. (1796) | Yes | Cladonia rangiformis | 412 | LC | Cladonia rangiformis | |||
| 1974 | Cladonia rangiformis f. aberrans | Abbayes (1945) | Cladonia rangiformis | 412 | LC | |||||
| 1975 | Cladonia rangiformis var. sorediophora | (Nyl.) Vain. (1887) | No | Cladonia rangiformis | 412 | morph with ±globular soralia | LC | |||
| 1976 | Cladonia rappii | auct. brit. | No | Cladonia cervicornis subsp. pulvinata | 308 | NE NR Sc | ||||
| 1977 | Cladonia rei | Schaer. (1823) | Yes | Cladonia rei | Cladonia nemoxyna | 414 | NT NR | Cladonia rei | ||
| 1978 | Cladonia scabriuscula | (Delise) Nyl. (1876) | Yes | Cladonia scabriuscula | Cladonia furcata var. recurva | 415 | LC | Cladonia scabriuscula | ||
| 1979 | Cladonia squamosa s. lat. | (Scop.) Hoffm. s. lat. | Yes | Cladonia squamosa s. lat. | 416 | For records where chemical data not provided | Cladonia squamosa s. lat. | |||
| 1980 | Cladonia squamosa var. allosquamosa | Hennipman | No | Cladonia squamosa var. subsquamosa | 417 | LC |