image_list image_listE

Cyanophyceae: Nostocales: Oscillatoriaceae

 Oscillatoria nigra
Vaucher 1803

Species: Trichome straight, but slightly curved at terminals, both ends rounded, 8.5-9 μm wide, L/W=0.3-1.0; septum not constricted, granules present along septum (Illustrations of The Japanese Fresh-water Algae, 1977).

Oscillatoria nigra Vaucher ?, cell body 4-8 μm long, 6-8.5 μm wide, L/W=0.5-0.9, x 640, drainage ditch, Maeda, Furukawa city, Miyagi Pref., Japan, November 2003 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Oscillatoria Oscillatoria Oscillatoria

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