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Ulvophyceae: Ulotrichales: Ulotrichaceae

 Ulothrix sp.

Ulothrix Family: Chloroplasts plate-like or ribbon-like; sexual reproduction by isogamy.
Genus: Without gelatinous sheath; filaments consist of many cells; rhizoid formed at one end (Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
Similar Genus ->> Klebsormidium

Ulothrix sp. ??, cell body 9 μm long, 23 μm wide, x 640, Iruma River, Bushi, Iruma, Saitama Pref., Japan, February 2002 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
x 100, x 200, x 400, x 640
Ulothrix Ulothrix Ulothrix Ulothrix
x 400, x 640
Ulothrix Ulothrix Ulothrix
x 400, x 640
Ulothrix Ulothrix

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