Family: Trichome (filamentous structure) tapered from base to tail
Genus:
Genus: Heterocysts absent; one trichome within a sheath; coenobium absent
(Illustrations of The Japanese Fresh-water Algae, 1977).
Homoeothrix sp. ?,
x 640, rice field, Tennoh, Tessei-cho, Okayama Pref., Japan, November 22, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Homoeothrix: Heterocysts absent
(Illustrations of The Japanese Fresh-water Algae, 1977).