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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 23 μm long, 21 μm wide, L/W=1.1, isthmus 11 μm wide, x 640, Watasuge marsh (or bog), Tsugaike highland (Tsugaike Natural Park), Otari village, Nagano Pref., Japan, July 3, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum wandae Staurastrum wandae Staurastrum wandae Staurastrum wandae Staurastrum wandae
Cell body 23 μm long, 21 μm wide, L/W=1.1, isthmus 12 μm wide, x 640
Staurastrum wandae Staurastrum wandae Staurastrum wandae Staurastrum wandae Staurastrum wandae
Cell body 23 μm long, 20 μm wide, L/W=1.2, isthmus 11 μm wide, x 640
Staurastrum wandae Staurastrum wandae Staurastrum wandae

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