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Gamophyceae: Zygnematales: Desmidiaceae or Closteriaceae

 Closterium baillyanum
Brébisson

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Closterium baillyanum Species: Cell body large, slightly curved, gradually tapered toward ends, both ends broadly truncated with rounded corners, 250-(430-736) μm long, 30-(42-48)-58 μm wide, L/W=10-11; cell wall dotted, yellowish in color, especially at both ends; 5-7 pyrenoids in each semicell (Illustrations of The Japanese Fresh-water Algae, 1977).

Closterium baillyanum Brébisson var. baillyanum, cell body 430 μm long, 50 μm wide, x 200, x 400, x 640, a wetland near Ichinose-enchi (along super forest road), Norikura highland, Azumi, Matsumoto city (formerly Azumi village), Nagano Pref., Japan, June 8, 2006 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
Closterium baillyanum Closterium baillyanum Closterium baillyanum Closterium baillyanum Closterium baillyanum

Images of collecting locality: a wetland near Ichinose-enchi (along super forest road), Norikura highland, Azumi, Matsumoto city (formerly Azumi village), Nagano Pref., Japan, June 8, 2006 by Y. Tsukii

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