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). |
31 μm
63 μm
94 μm; x 640
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
31 μm
63 μm
94 μm; x 640
