image_list image_listE

Gamophyceae: Zygnematales: Zygnemataceae

 Spirogyra sp.

Spirogyra Genus: Filament without branching; cell body cylindrical; one or several chloroplasts band-shaped, spirally arranged within the cell, pyrenoids present; septum with or without folded structure (Guide book to the "Photomicrographs of the Freshwater Algae", 1998). About 300 species (Illustrations of The Japanese Fresh-water Algae, 1977).
Species:

Spirogyra sp., septum folded, vegetative cells μm long, 28 μm diam., 1 band-form chloroplast making 6.5 turns in each cell, x 400, x 640, Omiya, Saitama city, Saitama Pref., Japan, April 2001 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
Spirogyra Spirogyra Spirogyra Spirogyra
Spirogyra Spirogyra Spirogyra

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