|I would like the title of the reference book with the most information on this particular plant. I like it a lot and want to keep it a long time. Thank you.|
|The only book written specifically about the plant in question is: Morphology and infrageneric relationships of the genus Jatropha (Euphorbiaceae),by Bijan Dehgan,
University of California Press; ISBN: 0520095855
Hope this information is helpful!