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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, stock Ton-3, axenic culture with KCM and Hyponex medium, colonies of cells, colonies μm in diam., cell body μm long, μm wide, x 400, x 640, Nogi-jinja (shrine), Nishinasuno-machi, Tochigi Pref., Japan, September 1999 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 duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex Pediastrum duplex


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