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Gamophyceae: Desmidales: Desmidiaceae
(Charophyceae: Zygnematales: Desmidiaceae)

 Micrasterias truncata
(Corda) Brébisson var. quadrata Bulnheim

Micrasterias truncata 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:

Micrasterias truncata (Corda) Brébisson var. truncata, cell body μm long, μm wide, L/W=, isthmus μm wide, x 640, Kareki-numa (a pond), Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, August 2, 2008, collected by Eizaburo Tsukii, photo by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Micrasterias truncata Micrasterias truncata Micrasterias truncata Micrasterias truncata

Images of collecting locality: Kareki-numa (a pond), Nikko city (formerly Fujiwara town), Tochigi Pref., Japan, August 2, 2008 by Eizaburo Tsukii

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