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Chlorophyceae: Chlorococcales: Hydrodictyaceae

Pediastrum sp.

Pediastrum Genus: Colonies of a fixed number of cells, flat, circular in shape; cell body polygonal in shape, with horn-like projections; cell wall garanulated, wrinkled or notched; chloroplasts plate-like or reticular; asexual reproduction by zoospore; sexual reproduction by isogametes (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: (Photomicrographs of the Freshwater Algae, vol. 5, 1986).

Pediastrum sp., colony disc-shaped, 25 μm in diam., cell body μm long, μm wide, x 640, drainage ditch, Koyoen-megamiyama-cho 19, Nishi-no-miya city, Hyogo Pref., Japan, September 10, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Pediastrum Pediastrum

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