Jatropha podagrica

About

Jatropha podagrica is a species of flowering, caudiciform succulent plant in the spurge family, Euphorbiaceae, aligning it closely with related genera such as Croton, Euphorbia and Ricinus, among others. It is native to the neotropics of Central America and southern Mexico, but is grown as an ornamental plant in many parts of the world due to its unusual appearance and mature caudex development. Common names for the species include gout-plant, gout-stalk, Guatemalan rhubarb, coral-plant, Buddha-belly plant, purging-nut, physic-nut, goutystalk nettlespurge, Australian bottleplant and tartogo.

Summary from Wikipedia