Gamophyceae:
Desmidales: Desmidiaceae
(Charophyceae: Zygnematales: Desmidiaceae)
Micrasterias denticulata
Brébisson ex Ralfs var. denticulata
Genus:
Cell body flat, large, variable in shape, longer than wide; strong constriction at center;
each semicell with several notches; cell wall with many short spines
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
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Micrasterias denticulata Brébisson ex Ralfs var. denticulata (or var. angulosa (Hantzsch) W. et G.S. West ?),
cell body μm long, μm wide, L/W=, isthmus μm wide,
x 640, Motoyu marsh-1, Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, September 24, 2008 collected by Eizaburo Tsukii, photo by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Micrasterias denticulata Brébisson ex Ralfs var. denticulata,
cell body μm long, μm wide, L/W=, isthmus μm wide,
x 640, Motoyu marsh-1, Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, September 24, 2008 collected by Eizaburo Tsukii, photo by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Please click on images for viewing enlarged.
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