 
 
Gamophyceae: 
Zygnematales: Desmidiaceae
Cosmarium trachypleurum
Lundell var. cornutum Borge
|  Genus: Unicellular; variable in shape; a constriction at the center of the cell body; 
mostly longer than wide; flattened; each semicell hemispherical, spherical, ellipsoidal, 
rectangular, pyramidal or kidney-shaped; no apical indentation 
(Illustrations of The Japanese Fresh-water Algae, 1977). Species:
 | 
Similar species-->>
	C. furcatospermum;
Cosmarium trachypleurum Lundell var. cornutum Borge ?, 
cell body 49 μm long, 40 μm wide, L/W=1.2, isthmus 14 μm wide, 
x 640, a small marsh pond at Iwakagami-gunseichi (gregarious flowering area of Scizocodon soldanelloides), near Nagori-ga-hara (bog), Sukawa highland, Kurikoma mountain, Ichinoseki city, Iwate Pref., Japan, June 24, 2007 by Y. Tsukii
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
Images of collecting locality: 
a small marsh pond at Iwakagami-gunseichi (gregarious flowering area of Scizocodon soldanelloides), near Nagori-ga-hara (bog), Sukawa highland, Kurikoma mountain, Ichinoseki city, Iwate Pref., Japan, June 24, 2007 by Y. Tsukii
 
 
 
Please click on images for viewing enlarged.
Copyright  
Protist Information Server