Gamophyceae:
Zygnematales: Desmidiaceae
Staurastrum bifidum
(Ehrenberg) Brébisson
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:
cell body excluding spines 32-42 μm long,
34-39 μm wide (without spines),
constriction 11-167 μm wide,
(Illustrations of The Japanese Fresh-water Algae, 1977)
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Staurastrum bifidum (Ehrenberg) Brébisson,
cell body μm long, μm wide, L/W=, isthmus μm wide,
x 640, Kareki-numa marsh, Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, September 24, 2008 collected by Eizaburo Tsukii, photo by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Staurastrum bifidum (Ehrenberg) Brébisson,
cell body μm long, μm wide, L/W=, isthmus μm wide,
x 640, Kareki-numa marsh, Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, September 24, 2008 collected by Eizaburo Tsukii, photo by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Staurastrum bifidum (Ehrenberg) Brébisson,
cell body μm long, μm wide, L/W=, isthmus μm wide,
x 640, Kareki-numa marsh, Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, September 24, 2008 collected by Eizaburo Tsukii, photo by Y. Tsukii
31 μm
63 μm
94 μm; x 640
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