"Planothidium polaris (\u00D8strup) Witkowski, Lange-Bertalot & Metzeltin, 2000" . _:b76642265 . . _:b76642265 . _:b75405059 . "1019573" . . "Planothidium polaris" . . "Planothidium polaris" . _:b76642265 . "7746647" . . _:b75405059 "AlgaeBase id" . . _:b75888766 . "(\u00D8strup) Witkowski, Lange-Bertalot & Metzeltin, 2000" . . "64606" . "618231" . _:b76642265 "618231" . _:b75405059 . _:b75888766 . . _:b75888766 "7746647" . _:b75405059 "64606" . . . . _:b75405059 . "Planothidium polaris" . . _:b75888766 . _:b75888766 "GBIF id" . . _:b76642265 "WoRMS id" .