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Gamophyceae: Zygnematales: Desmidiaceae

Euastrum sinuosum
var. securiformiceps (Borge) Krieger

Euastrum sinuosum Subgenus: Entomum (Apical area deeply indented or notched)
Section: Incisa (Cell surface smooth; apical area without spiny projections)

Species: Cell body 60-74 μm long, 34-46 μm wide, isthmus 8-15 μm wide, (Illustrations of the Fresh-water Algae, 1977).


Euastrum sinuosum var. securiformiceps (Borge) Krieger, cell body 65 μm long, 30 μm wide, isthmus 11 μm wide, x 640, Omine-numa (pond/marsh), Omine, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, May 25, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Euastrum sinuosum Euastrum sinuosum Euastrum sinuosum

Images of collecting locality: No.5/6, Omine-numa (pond/marsh), Omine, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, May 25, 2006 by Y. Tsukii


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