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Gamophyceae: Zygnematales: Desmidiaceae

 Staurastrum wandae
Raciborski var. brevispinum Grönblad

Staurastrum wandae 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 wandae Raciborski var. brevispinum Grönblad, cell body 24 μm long (excluding spiny projections, 4 μm long), 22 μm wide, L/W=, isthmus 14 μm wide, x 640, No.3, Shijuhachi-ike (pond), Shiga highland, Yamanouchi town, Nagano Pref., Japan, October 9, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum wandae Staurastrum wandae

Images of collecting locality: No.3, Shijuhachi-ike (pond), Shiga highland, Yamanouchi town, Nagano Pref., Japan, October 9, 2006 by Y. Tsukii

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