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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 5-18 μm long, 35-40 μm wide, x 640, Usui river, near Yachiyo bridge, Takasaki city, Gunma Pref., Japan, April 11, 2004 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Ulothrix Ulothrix Ulothrix Ulothrix Ulothrix Ulothrix Ulothrix Ulothrix

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