Family: Trichome (filamentous structure) lacks heterocysts; with equal diameter throughout whole length;
no hair-like structure; no branching.
Genus: Trichome without mucous sheath; straight, long, consisting of numerous cells
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cells 16-60 μm (usually 40-50 μm) in diam.,
3.5-7 μm long (Photomicrographs of the Freshwater Algae, vol. 4, 1985).
Oscillatoria princeps Vaucher var. princeps,
cell body μm long, 28 μm wide, L/W=,
x 640, Senjo-ga-hara (marsh), Nikko city, Tochigi Pref., Japan, September 2003 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Oscillatoria princeps Vaucher var. princeps,
cell body μm long, 29 μm wide,
x 640, Senjo-ga-hara (marsh), Nikko city, Tochigi Pref., Japan, September 2003 by Y. Tsukii 31 μm
63 μm
94 μm; x 640