Art (sp.): Pleurotaenium cf. trabecula
VANDA: Planteplankton 18.09.1991 Sogndal vidaregåande skule Svartaholtjørnet (Sogndal, Vestland) | Anabaena sp. Cosmarium margaritiferum Cosmarium spp. Elakatothrix genevensis Euastrum verrucosum Merismopedia glauca Microcystis sp. Pleurotaenium cf. trabecula Tabellaria flocculosa Xanthidium cristatum |