Gamophyceae:
Zygnematales: Desmidiaceae
Euastrum sinuosum
Lenormand var. sinuosum
Subgenus: Entomum (Apical area deeply indented or notched)
Section: Incisa (Cell surface smooth; apical area without spiny projections)
Species:
Cell body 60-74 μm long, 34-46 μm wide, isthmus 8-15 μm wide,
(Illustrations of the Fresh-water Algae, 1977).
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Euastrum sinuosum Lenormand var. sinuosum ?,
cell body 55 μm long, 35 μm wide, L/W=1.6, isthmus 8 μm wide,
x 640, No. 7-1, Mida-ga-hara (bog/marsh), Gassan (mountain), Tsuruoka city (formerly Haguro town) & Shonai town (formerly Tachikawa town), Yamagata Pref., Japan, August 3, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
No. 7, Mida-ga-hara (bog/marsh), Gassan (mountain), Tsuruoka city (formerly Haguro town) & Shonai town (formerly Tachikawa town), Yamagata Pref., Japan, August 3, 2006 by Y. Tsukii
Euastrum sinuosum Lenormand var. sinuosum:
Cell body 60-74 μm long, 34-46 μm wide, isthmus 8-15 μm wide,
(Illustrations of the Fresh-water Algae, 1977).
Euastrum sinuosum var. germanicum (Raciborski) Lütkemüller:
Cell body 59-78 μm long, 36.5-47.6 μm wide, isthmus 7-12.5 μm wide,
L/W=1.5-1.75
(Illustrations of the Fresh-water Algae, 1977).
Please click on images for viewing enlarged.
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