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Chlorophyceae: Chlorococcales: Dictyosphaeriaceae

Dictyosphaerium pulchellum
Wood

Dictyosphaerium pulchellum Genus: Cells are equal in size (Illustrations of The Japanese Fresh-water Algae, 1977). Planktonic; colony within a gelatinous sheath; cell body spherical, elliptical or pear-shaped; 4 daughter cells attached to a filament dichotomously radiating from the center of the colony; a single chloroplast cup-shaped, with a pyrenoid.
Species: Cell body spherical, 3-10 μm in diam., attached to radially, dichotomously branched filaments; a single chloroplast cup-shaped, with a pyrenoid (Photomicrographs of the Freshwater Algae, vol. 2, 1984).
Similar genus -->> Planktosphaeria; Westella;


Dictyosphaerium pulchellum Wood, cell body nearly spherical, 7-8 μm in diam., x 640, Tane-ike (pond), Togakushi highland, Shinano town, Nagano Pref., Japan, June 12, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Dictyosphaerium pulchellum Dictyosphaerium pulchellum
Cell body nearly spherical, 5-7 μm in diam., x 640
Dictyosphaerium pulchellum Dictyosphaerium pulchellum

Dictyosphaerium pulchellum Wood, cell body 7-8 μm long, 5-6 μm wide, x 640, Tane-ike (pond), Togakushi highland, Shinano town, Nagano Pref., Japan, June 12, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Dictyosphaerium pulchellum Dictyosphaerium pulchellum


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