. _:b75403815 . _:b75403815 . . _:b75730133 . "76394" . . "Nitzschia sigma var. intercedens" . . . _:b76632407 "671263" . _:b76632407 . "Nitzschia sigma var. intercedens" . . "Grunow, 1878" . "Nitzschia sigma var. intercedens" . . _:b75730133 "7691865" . . "671263" . "Nitzschia sigma var. intercedens Grunow, 1878" . _:b76632407 "WoRMS id" . "o920daa7cba820a2b" . _:b76632407 . _:b75403815 . _:b75730133 . . _:b76632407 . "7691865" . _:b75730133 "GBIF id" . _:b75403815 "o920daa7cba820a2b" . . _:b75730133 . . . _:b75403815 "AlgaeBase id" .