Calotropis procera

Apple of Sodom (Calotropis procera) is a species of plant.  It is also known as Roostertree.  It belongs in the subfamily Asclepiadoideae.  

It is native to North Africa, Central Africa, Western Asia, South Asia, and Indochina. It has been naturalized in Puerto Rico, the United States Virgin Islands, Hawai'i, and southern California.

 Other websites 

 Calotropis procera at USDA PLANTS Database

Category:Apocynaceae
Category:Plants of Asia