Pollen grains of indian plants-1
Nair, P.K.K.
Pollen grains of indian plants-1 - Lucknow 1961 - 1-35 p. - Plant India National Botanic Gardens. Bulletin No. 53 .
Pollen grains of indian plants-1 - Lucknow 1961 - 1-35 p. - Plant India National Botanic Gardens. Bulletin No. 53 .