| Common Name | Scientific Name | Code |
| n/a | Peltigera cinnamomea Goward | PECI12 |
| n/a | Peltigera didactyla (With.) J. R. Laundon var. extenuata (Nyl. ex Vainio) Goffinet & Hastings | PEDIE |
| n/a | Peltigera hymenina (Ach.) Delise | PEHY12 |
| n/a | Peltigera scarbosella Holt.-Hartw. | PESC13 |
| British felt lichen | Peltigera britannica (Gyelnik) Holt.-Hartw. & Tonsb. | PEBR21 |
| chocolate chip lichen | Solorina Ach. | SOLOR2 |
| chocolate chip lichen | Solorina bispora Nyl. | SOBI60 |
| chocolate chip lichen | Solorina crocea (L.) Ach. | SOCR60 |
| chocolate chip lichen | Solorina octospora (Arnold) Arnold | SOOC5 |
| chocolate chip lichen | Solorina saccata (L.) Ach. | SOSA60 |
| chocolate chip lichen | Solorina spongiosa (Ach.) Anzi | SOSP60 |
| Degen's felt lichen | Peltigera degenii Gyelnik | PEDE23 |
| Elizabeth's felt lichen | Peltigera elisabethae Gyelnik | PEEL8 |
| Evans's felt lichen | Peltigera evansiana Gyelnik | PEEV |
| felt lichen | Peltigera aphthosa (L.) Willd. | PEAP60 |
| felt lichen | Peltigera canina (L.) Willd. | PECA60 |
| felt lichen | Peltigera collina (Ach.) Schrader | PECO60 |
| felt lichen | Peltigera didactyla (With.) J. R. Laundon | PEDI60 |
| felt lichen | Peltigera lepidophora (Vainio) Bitter | PELE60 |
| felt lichen | Peltigera leucophlebia (Nyl.) Gyelnik | PELE61 |
| felt lichen | Peltigera malacea (Ach.) Funck | PEMA60 |
| felt lichen | Peltigera neopolydactyla (Gyelnik) Gyelnik | PENE12 |
| felt lichen | Peltigera polydactylon (Necker) Hoffm. | PEPO60 |
| felt lichen | Peltigera ponojensis Gyelnik | PEPO9 |
| felt lichen | Peltigera praetextata (Florke ex Sommerf.) Zopf | PEPR60 |
| felt lichen | Peltigera retifoveata Vitik. | PERE11 |
| felt lichen | Peltigera rufescens (Weiss) Humb. | PERU60 |
| felt lichen | Peltigera scabrosa Th. Fr. | PESC60 |
| felt lichen | Peltigera venosa (L.) Hoffm. | PEVE60 |
| felt lichen | Peltigera Willd. | PELTI2 |
| horizontal felt lichen | Peltigera horizontalis (Hudson) Baumg. | PEHO60 |
| hydrothyria lichen | Hydrothyria J. L. Russell | HYDRO9 |
| hydrothyria lichen | Hydrothyria venosa J. L. Russell | HYVE7 |
| Kristinsson's felt lichen | Peltigera kristinssonii Vitik. | PEKR2 |
| littlelobed lichen | Massalongia carnosa (Dickson) Korber | MACA19 |
| littlelobed lichen | Massalongia Korber | MASSA |
| littlelobed lichen | Massalongia microphylliza (Nyl. ex Hasse) Henssen | MAMI10 |
| Massalongia microphylliza | Placynthium dubium Herre | PLDU2 |
| Massalongia microphylliza | Placynthium microphyllizum (Nyl. ex Hasse) Hasse | PLMI3 |
| membraneous felt lichen | Peltigera membranacea (Ach.) Nyl. | PEME60 |
| Necker's felt lichen | Peltigera neckeri Hepp ex Mull. Arg. | PENE11 |
| Pacific felt lichen | Peltigera pacifica Vitik. | PEPA48 |
| Peltigera collina | Peltigera scutata (Dickson) Duby | PESC10 |
| Peltigera didactyla | Peltigera canina (L.) Willd. var. spuria (Ach.) Schaerer | PECAS2 |
| Peltigera didactyla | Peltigera erumpens (Taylor) Elenkin | PEER4 |
| Peltigera didactyla | Peltigera spuria (Ach.) DC. | PESP8 |
| Peltigera didactyla var. extenuata | Peltigera hazslinszkyi Gyelnik | PEHA20 |
| Peltigera hymenina | Peltigera lactucifolia (With.) J. R. Laundon | PELA23 |
| Peltigera hymenina | Peltigera polydactyla (Necker) Hoffm. var. hymenia (Ach.) Flotow | PEPOH |
| Peltigera kristinssonii | Peltigera occidentalis sensu Kristinsson | PEOC5 |
| Peltigera leucophlebia | Peltigera aphthosa (L.) Willd var. variolosa A. Massal. | PEAPV |
| Peltigera leucophlebia | Peltigera variolosa (A. Massal.) Gyelnik | PEVA5 |
| Peltigera neopolydactyla | Peltigera occidentalis (E. Dahl) Kristinsson | PEOC6 |
| Peltigera neopolydactyla | Peltigera polydactyla (Necker) Hoffm. var. neopolydactyla Gyelnik | PEPON |
| Peltigera rufescens | Peltigera canina (L.) Willd. var. rufescens (Weis) Mudd | PECAR2 |
| Peltigera scabrosa | Peltigera pulverulenta (Taylor) Krempelh. | PEPU22 |