Gamophyceae:
Zygnematales: Desmidiaceae
Euastrum spinulosum
Delponte var. spinulosum
Subgenus: Atomum (Apical area slightly depressed)
Section: Retusa (Cell body large; granulated dome(s) at the center of each semicell)
Species: Cell body 64.5-75.3 μm long, 56-64.5 μm wide,
constriction 14-17 μm wide
(Illustrations of The Japanese Fresh-water Algae, 1977).
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Euastrum spinulosum var. spinulosum Nordstedt ??,
cell body 83 μm long, 68 μm wide, isthmus 21 μm wide,
x 640, Murakuni ike (pond), Iwatsuki-bunka Park, Iwatsuki-ku (formerly Iwatsuki city), Saitama city, Saitama Pref., Japan, April 9, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Murakuni ike (pond), Iwatsuki-bunka Park, Iwatsuki-ku (formerly Iwatsuki city), Saitama city, Saitama Pref., Japan, April 9, 2006 by Y. Tsukii
Please click on images for viewing enlarged.
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