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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), stock Sua-2, axenic culture with KCM and Hyponex (July 3 to August 13, 2002), cell body (excluding a short stalk) 10-80 μm long, 4.5 μm wide, stalk 2 μm long, x 640, Akigase Park, Saitama city, Saitama Pref., Japan, March 2002 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Ophiocytium Ophiocytium Ophiocytium Ophiocytium Ophiocytium

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