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., vegetative cells μm long, 65 μm diam., 4 band-form chloroplasts making 1.5 turns in each cell, x 100, x 200, x 400, x 640, Torinome, Nasu-shiobara city (formerly Kuroiso city), Tochigi Pref., Japan, 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
x 640 : scale 31 μm scale 63 μm scale 94 μm; x 640
Spirogyra Spirogyra Spirogyra Spirogyra


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