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Gamophyceae: Zygnematales: Desmidiaceae

 Euastrum egregium
W. et G.S. West

Euastrum egregium Subgenus: Atomum (Apical area slightly depressed)
Section: Retusa (Cell body large; granulated dome(s) at the center of each semicell)
Species: Cell body 48 μm long, 40 μm wide, L/W= (Illustrations of The Japanese Fresh-water Algae, 1977).

Euastrum egregium W. et G.S. West ??, cell body about 60 μm long, 60 μm wide, L/W=, isthmus μm wide, x 640, Water reservoir, near Teruoka pasture, Nabekura highland, Iiyama city, Nagano Pref., October 19, 2008, by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Euastrum egregium Euastrum egregium Euastrum egregium Euastrum egregium Euastrum egregium Euastrum egregium Euastrum egregium

Images of collecting locality: Water reservoir, near Teruoka pasture, Nabekura highland, Iiyama city, Nagano Pref., October 19, 2008, by Y. Tsukii

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