. _:b75837870 . "Didymium dubium" . . _:b76359790 . _:b76359790 "Index Fungorum id" . _:b75837870 . "154052" . . _:b75837870 "GBIF id" . . _:b75837870 . "3213851" . "Didymium dubium Rostaf., 1875" . . . . "Didymium dubium" . . "Rostaf., 1875" . _:b76359790 . _:b76359790 . "50724" . _:b76359790 "154052" . _:b75837870 "3213851" . . "Didymium dubium" .