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Cyanophyceae: Nostocales: Nostocaceae

Anabaena torulosa
(Carmichael) Lagerheim

Family: Trichome (filamentous structure) with heterocysts; with equal diameter throughout hole length; no branching; heterocysts intervening or at base.
Genus: Mucous sheath, nearly invisible; heterocysts intervening; filments solitary or agglutinate within a gelatinous matrix (Illustrations of The Japanese Fresh-water Algae, 1977).


Anabaena torulosa (Carmichael) Lagerheim ??, cell body μm long, 5-6 μm wide, x 400, x 640, Shimo-yanagi, Showa town, Saitama Pref., Japan, August 2003 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Anabaena torulosa Anabaena torulosa Anabaena torulosa Anabaena torulosa


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