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Chlorophyceae: Chlorococcales: Hydrodictyaceae

Pediastrum duplex
Meyen var. rugulosum Raciborski

Pediastrum duplex 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).


Pediastrum duplex var. rugulosum similar to P. boryanum ?, colonies of cells, colonies μm in diam., cell body μm long, μm wide, x 640, Omine-numa (pond/marsh), Tsukiyono town, Gunma Pref., Japan, September 2003 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
Pediastrum


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