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Gamophyceae: Zygnematales: Desmidiaceae

Staurastrum sp.

Staurastrum 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: lacks arm-like projections (Illustrations of The Japanese Fresh-water Algae, 1977)

Species:


Staurastrum scabrum Brébisson or similar species (Rutidiastrum), cell body 35 μm long, 28 μm wide, L/W=, x 640, Tanohara marsh, Shiga highland, Yamanouchi town, Nagano Pref., Japan, September 26, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum Staurastrum scabrum


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