Pteris biaurita L.

  • Family : PTERIDACEAE
  • Family (as per The Plant List) : Pteridaceae
  • Species : Pteris biaurita
  • Species Name (as per The Plant List) : Pteris biaurita L.
  • Key identification features : Rhizome is erect and densely covered by lanceolate scales at the apex. Stipes are tufted, numerous, pale brown at the base and stramineous above, scaly at the base and glabrous above. Lamina lanceolate, bipinnatifid; pinnae upto 12 pairs; pinnae pale green, texture subcoriaceous; small pinnule borne at the base of each costule. Sori borne all along the margin except at the base of the sinus and at the apex of the lobe; spores dark brown.
  • Habit : Herb-Terrestrial
  • Fertile : September-May
  • Comments : Occasional along streams. P.biaurita subsp. biaurita is reported from Central and South America, not present in Asia. Therefore, the present taxon should be either P.biaurita subsp. fornicata Fras.-Jenk. Or P.biaurita subsp. walkeriana Fras.-Jenk. & Dominic Rajkumar. (Fraser-Jenkins, 2008)
  • Conservation Status : Not Evaluated (NE)
  • Distribution Locality : Similipal Hills (Mayurbhanj district), Kalahandi district, Koraput district, Nayagarh district, Gandamardhan Hills (Bargarh district), Bolangir district, Mahendragiri Hills (Ganjam district) (Odisha State)
  • World Distribution : Pantropical
  • Literature : Fraser-Jenkins, C.R. 2008. Taxonomic revision of Indian subcontinental Pteridophytes; H.O. Saxena and M. Brahmam. 1989. The Flora of Similipahar (Similipal), Orissa; H.O. Saxena and M. Brahmam. 1996. The Flora of Orissa, Vol-4
  • Citation : Sankara Rao, K., Arun Singh R., Deepak Kumar, Raja K Swamy and Navendu Page (2016). Digital Flora of Eastern Ghats. biaurita. Downloaded on 16 July 2020.


All fields are required

Creative Commons License
Digital Flora of Eastern Ghats by Herbarium JCB is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at