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Chlorophyceae: Chlorococcales: Scenedesmaceae

Scenedesmus longus
Meyen, Syn: S. brevispina (G. M. Smith) Codat

Scenedesmus longus 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 longus Meyen (or S. minutus (G.M. Smith) Chodat ?), cell body 11 μm long, 4 μm wide, L/W= 2.8, x 400, x 640, Japan, October 2000, 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 Scenedesmus


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