image_list image_listE

Gamophyceae: Zygnematales: Desmidiaceae

Staurastrum hirsutum
(Ehrenberg) Brébisson in Ralfs

Staurastrum hirsutum Genus: Cell body short, radiate in shape; apical view of the cell, triangular, polygonal, ellipsoidal or spindle-shaped; zygospores formed outside of mother cells (Illustrations of The Japanese Fresh-water Algae, 1977)
Subgenus: lacks arm-like projections (Illustrations of The Japanese Fresh-water Algae, 1977)

Species: Cell body 31-47 μm long (excluding spines), 31-47 μm wide, L/W=1.25, isthmus 11-15 μm (Illustrations of The Japanese Fresh-water Algae, 1977)


Staurastrum hirsutum (Ehrenberg) Brébisson small variety ?, cell body 23 μm long, 21 μm wide, L/W=1.1, isthmus 7 μm wide, x 640, Tanohara Natural Park, Ontake highland, Otaki town, Nagano Pref., Japan, June 26, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Staurastrum Staurastrum Staurastrum Staurastrum Staurastrum


Please click on images for viewing enlarged
Copyright Protist Information Server