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Chlorophyceae: Chlorococcales: Scenedesmaceae

Scenedesmus armatus
(Chodat) G. M. Smith var. armatus
= Desmodesmus armatus (Chodat) E. Hegewald

Scenedesmus Genus: Colonies of 4 (or 2, 8, 16) cells attached side by side, arranged linearly or zigzag; cell body elliptical or spindle or crescent in shape; terminal cells with spiny projections in many species; cell wall usually smooth, but in some species granulated or dented or ridged (Illustrations of The Japanese Fresh-water Algae, 1977).
Species:


Scenedesmus armatus ??, cell body μm long, μm wide, x 640, Kayoicho-ike (pond), Kasuya town, Fukuoka Pref., Japan, October 2001 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Scenedesmus armatus Scenedesmus armatus


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