Lyngbya semiplena   (C. Agardh) J. Agardh,  1842 (Cyanobacteria formerly Blue Green Algae)
Organism information awaits expert curation
Class: Cyanophyceae

Image copyrights: Science Press

Color: Dark yellowish-green or blue-green, sometimes becoming dark violet when dried.

Thalli up to 1-3 cm, caespitose, mucous. Filaments decumbent and tangle at the base, above flexuous, 7-26 μm broad. Sheaths 1-3 µm in thickness, colorless, somewhat mucous, lamellose with age. Trichomes 5-12 µm in diameter, not constricted at the cross walls, frequently granulated. Cells 2-11 μm broad, 2-3 μm long. Apical cell showing slight attenuation, with depressed conical or round calyptra.


Synonym (s)
Calothrix semiplena C. Agardh, 1827
(Homotypic synonym)
Lyngbya semiplena (C. Agardh) J. Agardh, 1842
(Homotypic synonym)
Leibleinia semiplena (C. Agardh) Kutzing, 1843
(Homotypic synonym)

Common Name (s)
Economic Importance and Threats

Habitat:  Estuarine


• West Bengal, Hingalganj INDIA (Record: 28/05/2002)
• Tamil Nadu, Mutupet Mangrove (Lat: 10.33) (Long: 79.58) INDIA (Record: 2002-2003)
• Tamil Nadu, Kanniyakumari INDIA
• Tamil Nadu, Mandapam INDIA
• Andhra Pradesh, Vishakhapatnam INDIA
• Tamil Nadu, Mahabalipuram INDIA

Literature Source(s)
  • Nagarkar, S (1998) New records of marine cyanobacteria from rocky shores of Hong Kong Botanica Marina Walter de Gruyter, Berlin 41 527- 542 Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Naskar, N; Naskar, KR and Sen, CR (2008) Brackish water Oscillatoriaceae from north 24-Parganas, West Bengal, India Bangladesh Journal of Plant Taxonomy Bangladesh Association of Plant Taxonomists 15(1) 31-38 Available at -
  • Sudha, SS; Panneerselvam, A and Thajuddin, N (2007) Seasonal variation of cyanobacteria at Muthupet mangrove environs, Tamilnadu, South India Seaweed Research and Utilisation Seaweed Research and Utilisation Association, Tamil Nadu, India 29(1 & 2) 263-271 Available at - NIO, Goa
  • Silva, PC; Basson, PW and Moe, RL (1996) Catalogue of the benthic marine algae of the Indian Ocean University of California Press 79 1259 pp Available at - NIO, Goa
  • (2006) Algaebase Available at -
  • Tseng, CK (Ed.) (1983) Common seaweeds of China Science Press 316 pp Available at - NIO, Goa
  • Humm, HJ and Wicks, SR (1980) Introduction and guide to the Marine bluegreen algae A Wiley-Interscience Publication, John Wiley and Sons 194 pp Available at - NIO, Goa
  • James, PSBR (1987) Distribution of the important Indian marine algae Seaweed research and utilization in India Bulletin Of Central Marine Fisheries Research Institute CMFRI, Cochin 41 100-111 Available at -

Page last updated on:2011-06-22

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