Gamophyceae:
Zygnematales: Desmidiaceae
Cosmarium portianum
W. Archer var. portianum
Section [ Ornatae ]:
Semicells circular, ellipsoid, reniform; cell surface granulated or spiny
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
|
Cosmarium portianum W. Archer var. portianum,
cell body 44 μm long, 30 μm wide, L/W=1.5, isthmus 12 μm wide,
x 640, No.6, Omine-numa (pond/marsh), Omine, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, April 15, 2007 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Cell body 44 μm long, 28 μm wide, L/W=1.6, isthmus 12 μm wide, x 640
Images of collecting locality:
No.6, Omine-numa (pond/marsh), Omine, Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, April 15, 2007 by Y. Tsukii
Please click on images for viewing enlarged.
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