Genus: Cells aggregate irregular in shape; cells connected by thin filaments;
cell body ovoid, 6-10 μm long, 3-6 μm width; a chloroplast plate-like
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Irregular aggregates of cells, planktonic; cells connected with fine filamentous processes;
cell body ovoid in shape, 6-10 μm long, 3-6 μm in diam.;
a single chloroplast plate-like
(Illustrations of The Japanese Fresh-water Algae, 1977).
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