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Xanthophyceae: Mischococcales: Pseudostaurastrumceae

Pseudostaurastrum lobulatum
(Nägeli) Chodat

Pseudostaurastrum Genus: Unicellular; planktonic; cell body guadrangular, each corner drawn out and branched two times forming 2-3 short, thick projections; many chloroplasts disc-shaped, without pyrenoids (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Similar genus -->> Staurastrum; Tetraedron;


Pseudostaurastrum lobulatum, cell body μm long, 43 μm wide, L/W=, x 640, a pond near Dedono-yu (hot spring), prefectural road route 215, Nishiwaga-machi (town), Iwate Pref., Japan, May 4, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Pseudostaurastrum lobulatum Pseudostaurastrum lobulatum Pseudostaurastrum lobulatum

Images of collecting locality: a pond near Dedono-yu (hot spring), prefectural road route 215, Nishiwaga-machi (town), Iwate Pref., Japan, May 4, 2007 by Y. Tsukii


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