"(Pers.) Gray, 1821" . "Graphis betulina (Pers.) Gray, 1821" . _:b76290657 . _:b76103292 . "Graphis betulina" . . "Graphis betulina" . _:b76290657 "Index Fungorum id" . . _:b76290657 . _:b76103292 . . "Graphis betulina" . "7488461" . _:b76103292 "7488461" . "660538" . . "385585" . . . . _:b76290657 "385585" . _:b76290657 . _:b76103292 "GBIF id" . . _:b76103292 . .