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). |
31 μm
63 μm
94 μm; x 640
Anabaena sp.,
cell body 4-6.5 μm long, 7 μm wide,
x 640, wetland, near Town Hall, Shobu town, Saitama Pref., Japan, June 27, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
