Genus: A single trichome within a rigid sheath; sheath clear or yellowish; filaments planktonic or
agglutinated (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: |
Lyngbya putealis var. minor Geitler ?,
cell body 2-4 μm long, 5 μm wide,
x 640, near Kejo-numa, Furukawa city, Miyagi Pref., Japan, November 2003 by Y. Tsukii
31 μm
63 μm
94 μm; x 640