Gelidium divaricatum   G. Martens,  1868 (Algae)
Organism information awaits expert curation
Class: Florideophyceae

Image copyrights: National Fisheries Research Development Institute

Color: Purplish brown

Thalli somewhat cartilaginous, small, creeping and decumbent, growing in dense mats or clumps, branches especially in shady places. The plant filiform bipinnately branched. Pinnules opposite or alternate, divaricate and unequal. The apices markedly acute in sterile filaments but obtuse in fertile ones.

Tetrasporangia bearing cruciately divided into roundish sori in the terminal portion of the ramuli, scattered in the cortical layer. Cystocarps globular on the middle portion of the ramuli.

Synonym (s)

Common Name (s)
Economic Importance and Threats
Importance:  Commercial
(Used as raw material in agar production)

Habitat:  Rocky, Coastal


• Orissa, Paradeep (Lat: 20.29) (Long: 86.71) INDIA (Record: 24/12/2004)
• Orissa, Gopalpur (Lat: 19.30) (Long: 84.96) INDIA (Record: 31/12/2004, 23/01/2005)

Literature Source(s)
  • Rath, J and Adhikary, SP (2006) Marine Macro-algae of Orissa, East coast of India Algae The Korean Society of Phycology 21(1) 49-59 Available at -
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Tseng, CK (Ed.) (1983) Common seaweeds of China Science Press 316 pp Available at - NIO, Goa
  • (2006) Algaebase Available at -
  • National Fisheries Research Development Institute Available at -

Page last updated on:2011-03-10

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