Cyanophyceae: Nostocales: Oscillatoriaceae
Oscillatoria agardhii
Gomont
Genus: Trichome without mucous sheath; straight, long, consisting of numerous cells
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Trichome nearly straight, slightly tapered toward both ends, without constriction at septum, 4-6 μm wide;
cell body 2.5-4 μm long, granules present along septum; pseudovacuoles also present;
terminal cells variable in shape, sometimes form conical-shaped calyptra, or rounded
(Illustrations of The Japanese Fresh-water Algae, 1977).
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Oscillatoria agardhii Gomont ?,
cell body 10 μm long, 4 μm wide,
x 640, drainage ditch near Tanohara Natural Park, Ontake highland, Otaki town, Nagano Pref., Japan, June 26, 2005 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Oscillatoria agardhii Gomont ? (left),
cell body (left) 9 μm long, 4 μm wide,
cell body (right) 3-6 μm long, 8 μm wide,
x 640, drainage ditch near Tanohara Natural Park, Ontake highland, Otaki town, Nagano Pref., Japan, June 26, 2005 by Y. Tsukii
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