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Gamophyceae: Zygnematales: Desmidiaceae

Staurastrum furcatum
var. subsenarium W. et G.S. West

Staurastrum forficulatum 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:
Similar species -- >> S. sexangulare;


Staurastrum furcatum var. subsenarium W. et G.S. West (Stellatiformes), cell body 31 μm long, 27 μm wide, isthmus 12 μm wide, spiny projections 2-2.5 μm long, x 640, Kodanuki marsh, Fujinomiya city, Shizuoka Pref., Japan, April 29, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum
Cell body μm long, 30 μm wide, isthmus μm wide,x 640
Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum

Staurastrum furcatum var. subsenarium W. et G.S. West ?, cell body ?? μm long, 32 μm wide, isthmus 12 μm wide, spiny projections less than 2 μm long, x 640, Kodanuki marsh, Fujinomiya city, Shizuoka Pref., Japan, April 29, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum Staurastrum furcatum

Images of collecting locality: Kodanuki marsh, Fujinomiya city, Shizuoka Pref., Japan, April 29, 2006 by Y. Tsukii


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