image_list image_listE

Cyanophyceae: Nostocales: Nostocaceae

Anabaena cylindrica

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 cylindrica Lemmermann ?, cell body 2-4 μm long, 4 μm wide, x 640, rice field near Imou marsh, Toyohashi city, Aichi Pref., Japan, September 11, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640

Please click on images for viewing enlarged.
Copyright Protist Information Server