Chlorophyceae:
Chlorococcales: Palmellaceae
Sphaerocystis sp.
Genus: Colonies small, spherical or aggregates in shape; sheath inconspicuous or absent; cell body spherical in shape;
chloroplasts cup-shaped or plate-like (Illustrations of the Japanese fresh-water algae, 1977).
Species:
|
Sphaerocystis sp. or
Trebouxia or
Apiocystis ?,
cell body spherical, 10-12 μm in diam., a single chloroplast parietal, with a single pyrenoid,
x 640, Minuma Natural Park, Saitama city (Urawa), Saitama Pref., Japan, May 2002 by Y. Tsukii
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
Sphaerocystis schroeteri Chodat:
Colonies sherical in shape, consisting of 4-16 cells, 30-80 μm in diam.;
cell body spherical, 5-12 μm in diam.; a single chloroplast cup-shaped with a
pyrenoid (Illustrations of the Japanese fresh-water algae, 1977).
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