1-2 of 2 Books
Monograph on Brachystelma and Ceropegia in India
Monograph on Brachystelma and Ceropegia in India
By Thammineni Pullaiah,Subbiah Karuppuswamy,Kondragunta Sri Rama Murthy

Ceropegia, Brachystelma, and Riocreuxia in southern Africa
By R. Allen Dyer