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Ulvophyceae: Ulotrichales: Ulotrichaceae

 Ulothrix zonata
(Weber et Mohr) Kützing

Ulothrix Genus: Without gelatinous sheath; filaments consist of many cells; rhizoid formed at one end (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cell body large,30-60 μm in diam., 15-30 μm long; constriction conspicuous at the cell junction; cell wall thick, partly multi-layered (Illustrations of The Japanese Fresh-water Algae, 1977).
Similar Genus ->> Klebsormidium

Ulothrix sp. (zonata ?), vegetative cells μm long, 20-43 μm diam., with 1 chloroplast, x 400, x 640, Sakura city (formerly Ujiie town), Tochigi Pref., Japan, April 2001 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400
Ulothrix Ulothrix Ulothrix Ulothrix
Ulothrix Ulothrix
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Ulothrix Ulothrix

Ulothrix sp.,
Ulothrix Ulothrix

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