"Placodium" . _:b75945371 "3262396" . "3262396" . _:b75945371 . "Broun, 1893" . . "835846" . . . . _:b75945371 . . . . "Placodium" . . "Placodium Broun, 1893" . "Placodium" . _:b75945371 . _:b75945371 "GBIF id" .