College botany : Vol. 1 / by by Hirendra Chandra Gangulee, Kumud Shankar Das and Chittatosh Datta. Gangulee,Hirendra Chandra Das,Kumud Shankar Joint author Datta,Chittatosh Joint author Botany -- Textbooks 581 HIC Includes index. Calcutta : New Central Book Agency , 1968 . 1968 . 1968 Text xiv,1172 p. : eng