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Trebouxiophyceae (Pleurastrophyceae): Pleurastrales
(Chlorophyceae: Chaetophorales: Chaetophoraceae)

 Microthamnion kuetzingianum
Nägeli 1849

Microthamnion kuetzingianum Genus: Thalli branched uniseriate filamentous; attached by a basal cell with a small holdfast; cells cylindrical or sometimes subclavate; terminal cells with bluntly rounded end; chloroplasts a single, parietal plate-like; without pyrenoids (Photomicrog. Fresh-w. Alg. 4, 1985).
Species:

Microthamnion kuetzingianum Nägeli, cell body about 20-30 μm long (?), 3.5 μm wide, L/W=, x 400, x 640, No.4, Chigo-ike (marsh pond) at the top of Yakebitai mountain, Shiga highland (Oku-shiga highland), Yamanouchi town, Nagano Pref., Japan, October 9, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Microthamnion kuetzingianum Microthamnion kuetzingianum

Images of collecting locality: marsh pond near Chigo-ike marsh (or Yakebitai marsh) at the top of Yakebitai mountain, Shiga highland (Oku-shiga highland), Yamanouchi town, Nagano Pref., Japan, October 9, 2006 by Y. Tsukii

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