The largest botanical garden in the world is Royal Botanical Garden (RBG,Kew, London)
The famous well known botanical gardens in India are
(i) Indian Botanical Garden, Sibpur, Kolkata.
(ii) Lloyd Botanical Garden, Darjeeling.
(iii) Botanical Garden of FRI, Dehradun (UK).
(iv) National Botanical Garden (NBG) Lucknow, UP.
