Pediastrum tetras   (Ehrenberg) Ralfs  (Algae)
Organism information awaits expert curation
Class: Chlorophyceae

Image copyrights: Plankton net

Size: Colony 50 μm in diameter

Colony commonly 4-16 celled, suborbicular. Marginal cells subpentagonal, 12 μm long and 8-9 μm broad, deeply bifid; subparallel, incision about 2-4 μm in diameter, intermediate cells 8-9 μm in width, central cell irregularly pentagonal, cell wall smooth, contents granular, pyrenoids single, cells often with scattered vacuoles in older stages.

Synonym (s)
Pediastrum ehrenbergii (Corda) A. Braun
Pediastrum tetras var. excisum Rabenhorst 1868

Common Name (s)
Economic Importance and Threats

Habitat:  Estuarine


• Kerala, Kadinamkulam Backwater INDIA (Record: 10/1991-09/1992)

Literature Source(s)
  • Sobha, V; Rammohan, A; Santhosh, S and Thara, JC (2007) Impact assessment of retting activity on the abundance of phytoplankton species of Kadinamkulam Lake, Southern Kerala Seaweed Research and Utilisation Seaweed Research and Utilisation Association, Tamil Nadu, India 29(1 & 2) 187-195 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • (2006) Algaebase Available at -
  • Plankton*Net Data Provider at the Alfred Wegener Insitute for Polar and Marine Research Available at -
  • Biswas, K (1948) Common fresh & brackish water algal flora of India & Burma Records of the Botanical Survey of India Periodical Expert Book Agency, Delhi, India 15(1) 125 pp Available at - NIO, Goa

Page last updated on:2009-08-21

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