Species:
Cell body curved in various degree, slightly swells at the center,
90-(117-256)-260 μm long, 14-(19-34)-45 μm wide,
L/W=6-8, cell wall smooth, transparent or brownish; chloroplasts with 2-4 laminae;
semicells with 4-8 pyrenoids (Illustrations of The Japanese Fresh-water Algae, 1977).
Cell body 140-250 μm long, 28-34 μm wide, L/W=5-8;
cell wall smooth; chloroplasts with 5-6 laminae; semicells with 3-4 pyrenoids
(Photomicrographs of the Freshwater Algae, vol. 1, 1984).
|
50 μm
100 μm
150 μm; x 400 :
31 μm
63 μm
94 μm; x 640
