Species:
Cell body strongly curved, gradually tapered toward ends, both ends rounded,
175-(225-300) μm long, 16-(22-25)-30 μm wide,
L/W = 10-12; cell wall brownish in color, striated (5-6/10 μm);
chloroplasts with 3-4 laminae, 5-7 pyrenoids in each semicell
(Illustrations of The Japanese Fresh-water Algae, 1977).
|
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
