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Gamophyceae: Zygnematales: Desmidiaceae

 Staurastrum asterias
Nygaard var asterias

Staurastrum asterias Genus: Cell body short, radiate in shape; apical view of the cell, triangular, polygonal, ellipsoidal or spindle-shaped; zygospores formed outside of mother cells (Illustrations of The Japanese Fresh-water Algae, 1977)
Subgenus: with arm-like projections (Illustrations of The Japanese Fresh-water Algae, 1977)
Species:

Staurastrum asterias Nygaard var asterias, cell body μm long, μm wide, x 640, Shikinawa-ike (pond, near Kayoicho Park), Kasuya town, Fukuoka Pref., Japan, October 2001 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
Staurastrum asterias Staurastrum asterias Staurastrum asterias Staurastrum asterias

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