Ceratopteris thalictroides (L.) Brongn.

 
  • Family (Christenhusz et al, 2011) : PTERIDACEAE
  • Family (As per The Plant List) : Pteridaceae
  • Species : Ceratopteris thalictroides
  • Basionym : Acrostichum thalictroides L.
  • Species Name (as per The Plant List) : Ceratopteris thalictroides (L.) Brongn.
  • Collection Nos : HFP 1216
  • Collector(s) Name : Saldanha & Ramamoorthy
  • Key identification features : Aquatic plants; stock erect or suberect, bearing thick fibrous or fleshy, long roots, densely on the abaxial side, apex covered by soft and uniformly pale brown scales. Fronds arranged in rosette; stipes terete, fleshy, pale green, densely ridged all over with few scattered scales. Lamina dimorphous; sterile lamina bipinnatifid or tripinnate, ovate; primary pinnae about five pairs, slightly ascending, alternate, shortly stalked, pinnatifid upto 2-3 mm to the costa, ultimate lobes linear, margin entire; veins distinct above and belowl; Lamina glabrous above and below, pale green; texture herbaceous. Fertile lamina ovate, tripinnate, ultimate segment needle like, margin reflexed and completely covering the lower surface on which the two rows of larger sporangia are borne; spores trilete, pale green.
  • Habit : Herb-Aquatic
  • Native : Tropical Asia; Central America; Tropical Africa
  • Comments : Common in ponds streams, swampy grounds and in rice fields.
  • Conservation Status : Not Evaluated (NE)
  • Collection Locality : Sakleshpur, Hassan
  • Distribution Locality : Hassan; Bijapur; Chitradurga; Dakshina Kannada; Kodagu; Mysore; Udupi; Tumkur; Uttara Kannada
  • Floras referred : Fraser-Jenkins, Taxonomic revision of Indian Subcontinental Pteridophytes 2008; Rajagopal & Bhat, Pteridophytic flora of Karnataka State- 1998; Manickam V.S & Irudayaraj V. (1992)- Pteridophyte flora of W.Ghats, South India

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Digital Flora of Karnataka by Herbarium JCB is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at http://florakarnataka.ces.iisc.ernet.in.