ISSN 2319-1910 (Print)

Fern Journal

Pteridological Research 

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APC

Peer - Reviewed Journal

Pteris vittata ., - Additional record from Tamil Nadu

S. Ghanthikumar, V. Irudayaraj and L. Henry Joseph

Cytotaxonomical Evaluation of the two Adiantoid ferns of Uttar Pradesh

S. Dominic Rajkumar, Shashank Kumar Singh, Shobhit Kumar Srivastava and Ravi Pratap Gautam

Volume        No. 1(2)                                                            December,2012

Table and Contents

Abstract
Arachniodes miqueliana (Maximowicz ex Franchet & Savatier) Ohwi. A species so far known only from Yunnan, Japan and Korea, is recorded for the first time in India from Eastern Himalaya, India. This species is very rare and known only one location in India. This species can be distinguished from other veins abaxially scattered with brown bullate basal scales. A key to the related to Arunachal Pradesh taxa and taxonomic description, phenology, distribution map and photograph are provided here for easy identification.
 
Key words: Arachniodes miqueliana, Dryopteridaceae, Pteridophyte, India.

Abstract

Adiantum aethiopicum L. and Lygodium flexuosum (Linn.) Swartz are two rare ferns collected for the first time from the foot hills of Himalayas in Uttar Pradesh

 

Key Words: Adiantum, Lygodium, New records, Himalayas, Uttar Pradesh

Abstract:

Ferns in the Western Ghats of south India, South of Palghat Gap (239 species) constitute about one - third of the ferns flora of India (about 700 species).  New distribution area for Pteris vittata, has been reported in this communication. It occur in urban area of palayamkottai, particularly in open sewage-water canal near Palayamkottai bus stand in Tirunelveli district, Tamilnadu

Abstract

Adiantum edgeworthii Hooker and Adiantum lunulatum Burm., are two tropical species found in humid forests. A. lunulatum is a common species and A. edgeworthii is a rare species found at the foot hills of Himalayas in Uttar Pradesh. This is the first report of A. edgeworthii from Uttar Pradesh. The tetraploid cytotype of n= 60 for A. lunulatum and the diploid cytotype of n= 30 for A. edgeworthii are the first report to Uttar Pradesh. The sporangia and the spores have been found to be normal.

 

Key words: Cytotaxonomy, Adiantum edgeworthii, A. lunulatum, cytotype, Himalayas, Uttar Pradesh.