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Cyanophyceae: Nostocales: Oscillatoriaceae

Oscillatoria brevis
(Kützing) Gomont

Oscillatoria brevis Genus: Trichome without mucous sheath; straight, long, consisting of numerous cells (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Trichome straight, without constriction at cell-cell junction, tapering at both ends, 4-6.5 μm wide; cell body short, 1.5-3 μm long (1/3-1/2 of its width); granules present along septum (Illustrations of the Japanese Fresh-water Algae, 1977).


Oscillatoria brevis (Kützing) Gomont ?, cell body 2.5-5.0 μm long, 6 μm wide, L/W=0.4-0.8, x 100, x 200, x 400, x 640, drainage ditch exit, Ta-gawa (Ta river), Kawanago, Kaminokawa town, Tochigi Pref., Japan, May 4, 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 Oscillatoria Oscillatoria Oscillatoria

Oscillatoria brevis (Kützing) Gomont: Trichome straight, without constriction at cell-cell junction, tapered at terminal end, 4-6.5 μm wide; cell body short, 1.5-3 μm long; small granules arranged at septum (Illustrations of the Japanese Fresh-water Algae, 1977).


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