• Family (Christenhusz et al, 2011) : PTERIDACEAE
• Family (As per The Plant List) : Pteridaceae
• Species : Ceratopteris thalictroides
• 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

Description

Herbarium Specimen(s)

Field Images