Subgenus: lacks arm-like projections
(Illustrations of The Japanese Fresh-water Algae, 1977)
Species: Cell body 42-50 μm long, 42-50 μm wide,
St. kowetsii resembles St. brebissonii but differs by stouter and less closely inserted cell wall spines
(Coesel & Meesters, Desmids of the Lowlands, KNNV Publishing, 2007).
Staurastrum kouwetsii Coesel,
cell body 48 μm long, 40 μm wide, L/W=1.2, isthmus μm wide,
x 640, a marsh pond near Meigetsuso (Refuge), North of Higashidaiten, Azuma mountains, Yonezawa city, Yamagata Pref., Japan, July 1, 2007 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
a marsh pond near Meigetsuso (Refuge), North of Higashidaiten, Azuma mountains, Yonezawa city, Yamagata Pref., Japan, July 1, 2007 by Y. Tsukii