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Gamophyceae: Zygnematales: Desmidiaceae

 Staurastrum hantzii
Reinsch var. japonicum Roy et Bisset

Staurastrum forficulatum Section: Radiatiformes (Apexes of semicells with projections; arm-like projections smooth) (Illustrations of The Japanese Fresh-water Algae, 1977) .
Species: Cell body small 22-28 μm long (excluging arm-like projections) (cf. S. leptacanthum 36-56 μm long) (Illustrations of The Japanese Fresh-water Algae, 1977) .
Similar species -- >> S. leptacanthum; S. sexangulare;

Staurastrum hantzii Reinsch var. japonicum Roy et Bisset (similar to Staurastrum forficulatum var. verrucosum Grönblad), cell body 38 μm long (including arms), 27 μm (excluding arms), 34 μm wide, isthmus 14 μm wide, x 640, Imou bog, Toyohashi city, Aichi Pref., Japan, September 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum

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