Porphyra crispata [Status Unaccepted]   Kjellman,  1897 (Algae)
Organism information awaits expert curation
Class: Bangiophyceae

Image copyrights: Huang Su-fang

Size: Plants 19-43 cm long; 0.5-1.5 cm broad

Color: Thallus pale violet in color.

Plants narrow, long, ribbon-like and attached. Margin of thallus serrate with multicellular spines of 32-59 µm length; monostromatic, 38-41 µm thick in vegetative portions, 42-50 µm thick in reproductive portions. Mucilage upto 8.8-10.3 µm thick.

Vegetative cells in surface view polygonal, 15-18 µm across, in cross section 17.7-20.7 µm in height and 11.8-17.7 µm broad. Single chromatophore in each cell.

Plants monoecious, carposporangia and spermatangia appearing in separate, continuous long streaks along the margin, gradually extending towards the innerside of the thallus, spermatangia can be distinguished as white, linear streaks along the margin. Carpospores 32, arranged in 4 tiers of 8 each having the spore formula a/2, b/4, c/4; 8.8-14.8 µm in diameter. Spermatia 128, arranged in 8 tiers of 16 each having the spore formula a/4, b/4, c/8; 3-4.5 µm in diameter.

Synonym (s)

Common Name (s)
Economic Importance and Threats



• Kerala INDIA
• Kerala, Tangasseri INDIA
• Kerala, Thirumullavaram INDIA

Literature Source(s)
  • Sahoo, D; Nivedita and Debasish (2001) Seaweeds of Indian coast S. B. Nangia, A. P. H. Publishing Corporation, New Delhi 283 pp 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
  • Oza, RM and Zaidi, SH (2001) A revised checklist of Indian marine algae Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at - http://www.marinespecies.org
  • Rao, MU (2006) Key to the identification of Indian red seaweeds Recent advances on applied aspects of Indian marine algae with reference to global scenario, volume 1. Seaweed taxonomic identification, aquaculture, resource, environment, fouling and disease Central Salt and Marine Chemicals Research Institute, Bhavnagar 46-140 Available at - NIO, Goa
  • Kumar, CA; Sindhu, P and Panikkar, MVN (1995) Ecology and reproductive phenology of Porphyra suborbiculata Kjellman (Bangiales, Rhodophyceae) from Kerala Seaweed Research and Utilisation Seaweed Research and Utilisation Association 17(1-2) 37-50 Available at - NIO, Goa
  • Kumar, CA and Panikkar, MVN (1995) The species of Porphyra C.A. Agardh from Kerala Seaweed Research and Utilisation Seaweed Research and Utilisation Association 17(1-2) 151-160 Available at - NIO, Goa
  • (2006) Algaebase Available at - http://www.algaebase.org/

Page last updated on:2011-04-08

Back to Search