[1] HNB Garhwal Univ, Dept Bot & Microbiol, Garhwal 246174, Uttarakhand, India
[2] Acharya Jagadish Chandra Bose Indian Bot Garden, Cryptogam Unit, Bot Survey India, POB Garden, Howrah 711103, WB, India
[3] Bot Survey India, Cryptogam Unit, Cent Natl Herbarium, 3rd MSO Bldg,DF Block,Sect 1, Kolkata 700064, W Bengal, India