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 Sort ascending | Authority | Is Current Name? | Current Taxon Name | Synonyms | BLS Number | Comments | Conservation Evaluation | Group | Account & Map |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Zyzygomyces polyblastidii s. lat. | Diederich, Flakus, Etayo & Rodr. Flakus s. lat. (2022) | Yes | Zyzygomyces polyblastidii s. lat. | 2878 | on Heterodermia obscurata | NE NR | LF | ||
| 2 | Zyzygomyces physconiae | Diederich, Millanes, P. Pinault & Brackel (2022) | Yes | Zyzygomyces physconiae | 2830 | on Physconia | NE NR | LF | ||
| 3 | Zyzygomyces physciacearum | (Diederich) Diederich, Millanes & Wedin (2022) | Yes | Zyzygomyces physciacearum | Heterocephalacria physciacearum; Syzygospora physciacearum | 2240 | on Physcia spp., esp. P. adscendens & P. tenella | LC NS | LF | |
| 4 | Zyzygomyces bachmannii | (Diederich & M.S. Christ.) Diederich, Millanes & Wedin (2022) | Yes | Zyzygomyces bachmannii | Heterocephalacria bachmannii; Syzygospora bachmannii | 2239 | on Cladonia spp. | LC NR | LF | |
| 5 | Zyzygomyces aipoliae | Diederich, Millanes, F. Berger & Ertz (2022) | Yes | Zyzygomyces aipoliae | 2829 | on Physcia aipolia | NE NR | LF | ||
| 6 | Zwackhiomyces sphinctrinoides | (Zwackh) Grube & Hafellner (1990) | Yes | Zwackhiomyces sphinctrinoides | Didymella sphinctrinoides | 2277 | NE NR | LF | Zwackhiomyces sphinctrinoides | |
| 7 | Zwackhiomyces physciicola | Alstrup (1993) | Yes | Zwackhiomyces physciicola | 2566 | NE NR | LF | Zwackhiomyces physciicola | ||
| 8 | Zwackhiomyces martinatianus | (Arnold) Triebel & Grube (1990) | Yes | Zwackhiomyces martinatianus | 2658 | on Porpidia crustulata | NE NR | LF | Zwackhiomyces martiantianus | |
| 9 | Zwackhiomyces lithoiceae | (B. de Lesd.) Hafellner & V. John (2006) | Yes | Zwackhiomyces lithoiceae | 2688 | on Placopyrenium fuscellum | NE NR | LF | Zwackhiomyces lithoiceae | |
| 10 | Zwackhiomyces lecanorae | (Stein) Nik. Hoffm. & Hafellner (2000) | Yes | Zwackhiomyces lecanorae | Physalospora lecanorae | 2152 | NE NR | LF | Zwackhiomyces lecanorae | |
| 11 | Zwackhiomyces lacustris | (Arnold) Orange (2002) | Yes | Zwackhiomyces lacustris | 2378 | NE NR | LF | Zwackhiomyces lacustris | ||
| 12 | Zwackhiomyces immersae | (Arnold) Grube & Triebel (1990) | Yes | Zwackhiomyces immersae | 2276 | NE NR | LF | |||
| 13 | Zwackhiomyces dispersus | (J. Lahm ex Körb.) Triebel & Grube (1990) | Yes | Zwackhiomyces dispersus | Stigmidium dispersum | 2275 | NE NR | LF | Zwackhiomyces dispersus | |
| 14 | Zwackhiomyces coepulonus | (Norman) Grube & R. Sant. (1990) | Yes | Zwackhiomyces coepulonus | 2320 | NE NR | LF | Zwackhiomyces coepulonus | ||
| 15 | Zwackhiomyces berengerianus | (Arnold) Grube & Triebel (1990) | Yes | Zwackhiomyces berengerianus | 2274 | NE NR | LF | Zwackhiomyces berengerianus | ||
| 16 | Zwackhiomacromyces hyalosporus | (Alstrup, D. Hawksw. & R. Sant.) Etayo & F. Berger (2016) | Yes | Zwackhiomacromyces hyalosporus | 2879 | on Placopsis | NE NR | LF | ||
| 17 | Zwackhia viridis | (Ach.) Poetsch. & Schied. (1872) | Yes | Zwackhia viridis | Opegrapha viridis | 966 | DD NS | Zwackhia viridis | ||
| 18 | Zwackhia sorediifera | (P. James) Ertz (2012) | Yes | Zwackhia sorediifera | Opegrapha sorediifera | 962 | LC L* | Zwackhia sorediifera | ||
| 19 | Zwackhia prosodea | (Ach.) Ertz (2012) | Yes | Zwackhia prosodea | Opegrapha prosodea | 956 | NT NS P Eng Wa IR | Zwackhia prosodea | ||
| 20 | Zignoella slaptonensis | P.F. Cannon (1997) | No | Leptosillia slaptonensis | 2869 | NE NR | F | |||
| 21 | Zhurbenkoa epicladonia | (Nyl.) Flakus, Etayo, Pérez-Ortega & Rodr. Flakus (2019) | Yes | Zhurbenkoa epicladonia | Arthonia epicladonia; Scutula epicladonia | 2199 | on Cladonia basal squamules | NE NR | LF | Zhurbenkoa epicladonia |
| 22 | Zevadia peroccidentalis | J.C. David & D. Hawksw. (1995) | Yes | Zevadia peroccidentalis | 2273 | LF | Zevadia peroccidentalis | |||
| 23 | Zamenhofia rosei | (Sérus.) P. James | No | Porina rosei | 1671 | NT NS X IR | ||||
| 24 | Zamenhofia hibernica | (P. James & Swinscow) Clauzade & Cl. Roux | No | Porina hibernica | 1178 | NT NS P Eng WaL IR | ||||
| 25 | Zamenhofia coralloidea | (P. James) Clauzade & Cl. Roux | No | Porina coralloidea | 1172 | LC NS Sc L IR | ||||
| 26 | Xylopsora friesii | (Ach.) Bendiksby & Timdal (2013) | Yes | Xylopsora friesii | Hypocenomyce friesii; Lecidea friesii; Psora friesii | 577 | LC NS | Xylopsora friesii | ||
| 27 | Xylopsora caradocensis | (Nyl.) Bendiksby & Timdal (2013) | Yes | Xylopsora caradocensis | Bilimbia caradocensis; Hypocenomyce caradocensis; Lecidea acutula; Lecidea caradocensis; Psora acutula; Psora caradocensis; Toninia caradocensis | 576 | LC | Xylopsora caradocensis | ||
| 28 | Xylographa vitiligo | (Ach.) J.R. Laundon (1963) | Yes | Xylographa vitiligo | 1534 | LC | Xylographa vitiligo | |||
| 29 | Xylographa trunciseda | (Th. Fr.) Minks ex Redinger (1938) | Yes | Xylographa trunciseda | 1533 | LC NS | Xylographa trunciseda | |||
| 30 | Xylographa spilomatica | (Anzi) Th. Fr. | No | Xylographa vitiligo | 1534 | LC |