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Xanthophyceae: Mischococcales: Ophiocytiaceae

Ophiocytium arbuscula
Ophiocytium arbuscula (A. Braun) Rabenhorst (Ettl 1978)
Ophiocytium arbusculum (A. Braun) Rabenhorst 1868 (John et al. eds. 2002)
Syn: Sciadium arbuscula A. Braun, Sciadium balatonensis Lemmermann

Ophiocytium arbuscula Genus: Unicellular; planktonic; cell body elongated cylindroid, curved or twisted; both ends rounded, with spiny projections; cell wall not separated into two parts (compare to Centritractus); several chloroplasts plate-like, without pyrenoids (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species: Cell body with a short projection at one end; terminus of the projection slightly swelled; daughter cells attached at opposite end of their mother cell (Illustrations of Japanese fresh-water algae, 1977).


Ophiocytium arbuscula (or O. gracilipes (A. Braun) Rabenhorst), cell body μm long, μm wide, x 640, rice field, Shimo-muneoka, Shiki city, Saitama Pref., Japan, October 24, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula
Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula
Ophiocytium arbuscula Ophiocytium arbuscula
16 daughter cells
Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula
24 or 25 ? daughter cells
Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula
Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula Ophiocytium arbuscula


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