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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 6301 | Pertusaria velata | auct. brit. p.p. [sorediate taxon] | No | Varicellaria hemisphaerica | 1075 | name or specific epithet valid but has been misused in the past | LC L* | |||
| 6302 | Pertusaria velata | (Turner) Nyl. (1861) | No | Varicellaria velata | 1096 | VU B2 D2 NS P Eng Sc Wa IR | ||||
| 6303 | Pertusaria velata f. aspergilla | sensu Cromb. | No | Varicellaria hemisphaerica | 1075 | LC L* | ||||
| 6304 | Pertusaria westringii | (Ach.) Leight. | No | Pertusaria pseudocorallina | 1089 | LC | ||||
| 6305 | Pertusaria wulfenii | DC. | No | Pertusaria hymenea | 1076 | LC | ||||
| 6306 | Pertusaria xanthostoma | (Sommerf.) Fr. | No | Ochrolechia xanthostoma | 1097 | LC NS | ||||
| 6307 | Peterjamesia circumscripta | (Leight.) D. Hawksw. (2006) | No | Roccellographa circumscripta | 1319 | LC | ||||
| 6308 | Peterjamesia sorediata | (Sparrius, P. James & M.A. Allen) D. Hawksw. (2006) | No | Ingaderia sorediata | 2439 | LC NR | ||||
| 6309 | Petractis clausa | (Hoffm.) Kremp. (1861) | Yes | Petractis clausa | Gyalecta exanthematica | 1098 | LC | Petractis clausa | ||
| 6310 | Petractis hypoleuca | (Ach.) Vezda | No | Gyalecta hypoleuca | 2453 | VU D2 NR | ||||
| 6311 | Petractis nodispora | Orange (2009) | No | Neopetractis nodispora | 2529 | DD NR | ||||
| 6312 | Pezizella epithallina | (W. Phillips & Plowr.) Sacc. (1889) | Yes | Pezizella epithallina | 2137 | on Peltigera spp. | NE NR | LF | Pezizella epithallina | |
| 6313 | Phacographa glaucomaria | (Nyl.) Hafellner (2009) | Yes | Phacographa glaucomaria | Opegrapha glaucomaria | 1976 | lichenicolous on Lecanora rupicola | NT NR Sc | LF | Phacographa glaucomaria |
| 6314 | Phacographa zwackhii | (A. Massal. ex Zwackh) Hafellner (2009) | Yes | Phacographa zwackhii | Leciographa zwackhii; Opegrapha zwackhii | 2133 | lichenicolous on Phlyctis argena | NE NR Sc | LF | Phacographa zwackhii |
| 6315 | Phacopsis huuskonenii | Räsänen (1949) | No | Raesaenenia huuskonenii | 2138 | NE NR | LF | |||
| 6316 | Phacopsis oxyspora | (Tul.) Triebel & Rambold | No | Nesolechia oxyspora | 2139 | LC | LF | |||
| 6317 | Phacopsis varia | Tul. (1852) | No | Phacothecium varium | 1953 | LC NR | LF | |||
| 6318 | Phacothecium varium | (Tul.) Trevis. (1857) | Yes | Phacothecium varium | Opegrapha physciaria | 1953 | lichenicolous on Xanthoria sp. | LC NR | LF | Phacothecium varium |
| 6319 | Phacotrum aeruginosum | (Turner ex Sm.) Gray | No | Chaenotheca trichialis | 349 | LC | ||||
| 6320 | Phacotrum cantherellum | sensu Gray, non (Ach.) Gray | No | Sclerophora pallida | 468 | VU C2, D1 NS P Eng Sc | ||||
| 6321 | Phacotrum chrysocephalum | Ach. ) Gray (1821) | No | Chaenotheca chrysocephala | 343 | LC | ||||
| 6322 | Phacotrum claviculare | sensu Gray, non (Ach.) Gray | No | Calicium quercinum | 227 | Calicium quercinum (q.v.) | Ex | |||
| 6323 | Phacotrum curtum | (Turner & Borrer ex Sm.) Gray | No | Calicium abietinum | 222 | Calicium quercinum (q.v.) | DD ? | |||
| 6324 | Phacotrum ferrugineum | (Turner ex Sm.) Gray | No | Chaenotheca ferruginea | 344 | LC | ||||
| 6325 | Phacotrum hispidulum | (Ach.) Gray | No | Chaenotheca hispidula | 345 | LC NS | ||||
| 6326 | Phacotrum hyperellum | (Ach.) Gray | No | Calicium viride | 231 | LC | ||||
| 6327 | Phacotrum microcephalum | (Sm.) Gray | No | Sphinctrina anglica | 1957 | DD NR | LF | |||
| 6328 | Phacotrum sphaerocephalum | sensu Gray | No | Calicium salicinum | 228 | LC | ||||
| 6329 | Phacotrum trabinellum | sensu Gray, non (Ach.) Gray | No | Chaenotheca chrysocephala | 343 | LC | ||||
| 6330 | Phaeocalicium populneum | (Brond. ex Duby) A.F.W. Schmidt (1970) | Yes | Phaeocalicium populneum | Calicium populneum | 19 | LC NR Sc | F | Phaeocalicium populneum |