Species: Colonies of 16, 32, 64 cells; marginal cells with two thick triangular processes with truncated
apex; inncer cells broad H-shaped with deeply concaved sides;
cell wall with irregularly reticulated ridges
(Photomicrographs of the Freshwater Algae, vol. 18, 1997).
|
31 μm
63 μm
94 μm; x 640
Pediastrum duplex var. rugulosum,
fat colony 128 μm long, 117 μm wide,
cell body μm long, μm wide,
x 640, Kabuto-yama sizen-kansatsu ike (pond), Kabuto-yama, Nishi-no-miya city, Hyogo Pref., Japan, September 10, 2004 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
