image_list image_listE

Gamophyceae: Desmidales: Desmidiaceae
(Charophyceae: Zygnematales: Desmidiaceae)

Desmidium aptogonum
Brébisson ex Kützing 1849

Desmidium aptogonum Genus: Cell body short, with a deep constriction at the center, apical view fusiform or radially symmetrical; cell apexes without spiny projections; intermediate zone or folded structure appeared during cell division; zygospores remain within their mother cells (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: (Photomicrographs of the Freshwater Algae, vol. 1, 1984).


Desmidium aptogonum, cell body 19 μm long, 27 μm wide, L/W=0.7, isthmus μm wide, x 400, x 640, a small pond at Obihiro University of Agriculture and Veterinary Medicine, Obihiro city, Hokkaido, Japan, October 13, 2005 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
Desmidium Desmidium Desmidium
Apical view, x 640
Desmidium Desmidium


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