Genus: Colonies spherical, with inner empty space; cells attached to each other by a protrusion of
cell wall, arranged in a single layer; cell body mostly spherical with some conical or grobular
bulges; chloroplasts cup-shaped with a pyrenoid; reproduction by asexual coenobium
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
|
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
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