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Gamophyceae: Zygnematales: Desmidiaceae

 Tetmemorus brebissonii
var. minor De Bary

Tetmemorus brebissonii Species[v. brebissonii]: Cell body 100-264 μm long, 19-39 μm wide;
[v. minor]: Cell body 57-100 μm long, 19-39 μm wide; (Illustrations of The Japanese Fresh-water Algae, 1977).

Tetmemorus brebissonii var. minor De Bary, cell body 70 μm long, 18 μm wide, L/W=3.9, isthmus 14 μm wide, x 640, Tanohara marsh, Shiga highland, Yamanouchi town, Nagano Pref., Japan, June 19, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Tetmemorus brebissonii
Cell body 70 μm long, 17 μm wide, L/W=4.1, isthmus 14 μm wide, x 640
Tetmemorus brebissonii Tetmemorus brebissonii Tetmemorus brebissonii
Cell body 68 μm long, 19 μm wide, L/W=3.6, isthmus 14 μm wide, x 640
Tetmemorus brebissonii Tetmemorus brebissonii

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