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Cyanophyceae: Nostocales: Oscillatoriaceae

Oscillatoria iwanoffiana
(Nygaard) Geitler

Genus: A single trichome within a rigid sheath; sheath clear or yellowish; filaments planktonic or agglutinated (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cell body 2-5 μm long, 5-9 μm wide, L/W=0.5; (Illustrations of The Japanese Fresh-water Algae, 1977).


Oscillatoria iwanoffiana (Nygaard) Geitler, cell body 3-6 μm long, 5 μm wide, L/W=0.6-1.2, x 640, wetland, near Town Hall, Shobu town, Saitama Pref., Japan, June 27, 2004 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oscillatoria Oscillatoria Oscillatoria

Oscillatoria iwanoffiana (Nygaard) Geitler, cell body nearly spherical, 12 μm in diam., x 640, wetland, near Town Hall, Shobu town, Saitama Pref., Japan, June 27, 2004 by Y. Tsukii
Oscillatoria Oscillatoria Oscillatoria Oscillatoria


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