Family: Trichome (filamentous structure) tapered from base to tail
Genus: Heterocysts absent; one trichome within a sheath; coenobium absent
(Illustrations of The Japanese Fresh-water Algae, 1977).
Homoeothrix sp. ?,
cell body μm long, μm wide,
x 640, Umi-no-nakamichi Seaside Park, Fukuoka city, Fukuoka Pref., Japan, October 2001 by Y. Tsukii 31 μm
63 μm
94 μm; x 640
Homoeothrix: Heterocysts absent
(Illustrations of The Japanese Fresh-water Algae, 1977).