"Blechnum attenuatum var. holstii" . "7368152" . . . . "Blechnum attenuatum var. holstii" . . _:b75931399 "7368152" . . . _:b75931399 "GBIF id" . _:b75931399 . _:b75931399 . "Blechnum attenuatum var. holstii (Hieron.) Schelpe, 1952" . _:b75931399 . "707581" . . "(Hieron.) Schelpe, 1952" . . .