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Xanthophyceae: Tribonematales:

Tribonema affines
(G.S. West) G. S. West

Tribonema Genus: Filament without branching; cell body cylindrical; each cell wall consists of two parts with "H" structure overlapping at the midregion; chloroplasts many, disc-shaped, without pyrenoids (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species: Filaments 5-6 μm wide, up to 14 times longer than the width; chloroplasts 2 or 3 in number, elongated plate-like (Süßwasserflora von Mitteleuropa 3, Xanthophyceae 1, 1978).


Tribonema affine (G.S. West) G.S. West ?, cell body 22-27 μm long, 5 μm wide, L/W=4.4-5.4, x 640, Gunma-no-suigo-koen (park), Itakura town, Gunma Pref., Japan, February 18, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Tribonema Tribonema

Images of collecting locality: Gunma-no-suigo-koen (park), Itakura town, Gunma Pref., Japan, February 18, 2006 by Y. Tsukii


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