Ferns of India no.ii drynaria and pseudodrynaria
Nayar, B.K.
Ferns of India no.ii drynaria and pseudodrynaria - Lucknow 1961 - 1-30 p. - India National Botanic Gardens. Bulletin No. 56 .
Ferns of India no.ii drynaria and pseudodrynaria - Lucknow 1961 - 1-30 p. - India National Botanic Gardens. Bulletin No. 56 .