| species |
Buellia aberrans Kremp. |
doubtful |
| species |
Buellia acarosporoides Darb. |
doubtful |
| species |
Buellia actinobola |
doubtful |
| species |
Buellia adamesii C.W.Dodge |
doubtful |
| species |
Buellia adarensis Darb. |
doubtful |
| species |
Buellia aequata (Ach.) Szatala |
doubtful |
| species |
Buellia aeruginascens (Nyl.) Zahlbr. |
accepted |
| species |
Buellia aeruginosa A.Nordin, Owe-Larss. & Elix |
accepted |
| species |
Buellia aethalea (Ach.) Th.Fr. |
accepted |
| species |
Buellia aethalia (Ach.) Th.Fr. |
accepted |
| species |
Buellia afghanica M.Steiner & H.Mayrhofer |
doubtful |
| species |
Buellia africana Müll.Arg. |
doubtful |
| species |
Buellia agaeleoides Müll.Arg. |
doubtful |
| species |
Buellia albidoflava A.L.Sm. |
accepted |
| species |
Buellia albinea Müll.Arg. |
doubtful |
| species |
Buellia alboatrior (Nyl.) Zahlbr. |
accepted |
| species |
Buellia albofimbriata C.W.Dodge |
doubtful |
| species |
Buellia alboradians C.W.Dodge & G.E.Baker |
doubtful |
| species |
Buellia albosparsa (Stizenb.) C.W.Dodge |
doubtful |
| species |
Buellia aliena (Nyl.) Herre |
doubtful |
| Show more |
