He conducted his doctoral work at the University of Edinburgh while being mentored by Sir William Wright Smith and received his Ph.D. in 1939.

In 1955 he became the superintendent of the Acharya Jagadish Chandra Bose Indian Botanic Garden in Shibpur.

[2][3] His Ph.D. thesis was entitled "Endemic Flora of India and Burma" was published by the Journal of the Asiatic Society of Bengal.

[4] During his career he published on topics including the systematics of endemic plant species in India and Burma, domestication of rice and cultivation of wheat.

[5] In recognition of his botanical scholarship he was awarded the Special Centenary Medal of the Société botanique de France and in 1955 the Brühl Memorial Medal of The Asiatic Society (then called the Asiatic Society of Bengal).