. . . . _:b75400359 . _:b76680292 . _:b75746756 "5266335" . _:b76680292 "WoRMS id" . "Nitzschia obtusa var. nana" . "n3c021f2d3f5ebbe1" . "175428" . "Grunow, 1885" . . "5266335" . . . "Nitzschia obtusa var. nana" . _:b75746756 . _:b76680292 "175428" . _:b75400359 . . . "Nitzschia obtusa var. nana" . _:b75400359 "n3c021f2d3f5ebbe1" . . "Nitzschia obtusa var. nana Grunow, 1885" . _:b75746756 . _:b76680292 . _:b75746756 . _:b75400359 . "548576" . _:b75746756 "GBIF id" . _:b75400359 "AlgaeBase id" . _:b76680292 . . .