image_list image_listE

Cyanophyceae: Nostocales: Oscillatoriaceae

 Oscillatoria sp.

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).

Oscillatoria sp.?, 3.8 μm in diam., L/W=, x 100, x 200, x 400, Japan, 199? by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oscillatoria Oscillatoria Oscillatoria Oscillatoria Oscillatoria
One end tapered and another one rounded (left), both ends rounded (right)
Oscillatoria Oscillatoria
Filaments tapered at termini, x 100, x 200, x 400, by Y. Tsukii
Oscillatoria Oscillatoria Oscillatoria

Please click on images for viewing enlarged.
Copyright Protist Information Server