. _:b75936103 . _:b75936103 "GBIF id" . "Porostereum" . . "Pilat emend. Hjortstam & Ryvarden" . "Porostereum" . _:b75936103 . _:b75936103 "2541827" . "460972" . . "Porostereum" . "2541827" . . "Porostereum Pilat emend. Hjortstam & Ryvarden" . . . _:b75936103 . . .