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Gamophyceae: Desmidales: Mesotaeniaceae
(Charophyceae: Zygnematales: Mesotaeniaceae)

Cylindrocystis brebissonii
Meneghini var. brebissonii

Cylindrocystis Genus: Two chloroplasts with axis and laminae structure; axis short, laminae also short making the chloroplasts star-shaped
Species: Cell body cylindrical, large, 20-87 μm long, 11-35 μm wide (Photomicrographs of the Fresh-water Algae, 1984).
[var. brebissonii]: Cell body cylindridal with both round ends, 30-87 μm long, 14-35 μm wide, L/W=2-4; chloroplasts star-shaped, with a single pyrenoid. (Illustrations of The Japanese Fresh-water Algae, 1977).
Similar genus -->> Zygnema; Penium; Mesotaenium;


Cylindrocystis brebissonii Meneghini var. brebisonii, cell body 40 μm long, 25 μm wide, L/W=1.6, x 640, No.2, Ohyachi, Akita-Hachimantai, Kazuno city, Akita Pref., Japan, September 21, 2007 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Cylindrocystis brebissonii Cylindrocystis brebissonii
Cell body 63 μm long, 24 μm wide, L/W=2.6, x 640
Cylindrocystis brebissonii Cylindrocystis brebissonii

Images of collecting locality: No.2, Ohyachi, Akita-Hachimantai, Kazuno city, Akita Pref., Japan, September 21, 2007 by Y. Tsukii


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