The Collaborative International Dictionary
rubber tree
Hevea \Hevea\ prop. n. A small genus of South American trees yielding latex. It includes the rubber tree, Hevea brasiliensis, originally found in South America, but now used for production of rubber world-wide.
Syn: genus Hevea.
Wiktionary
rubber tree
n. 1 A tropical South American tree, (taxlink Hevea brasiliensis species noshow=1), the principal source of natural rubber. 2 A tropical fig with broad, glossy leaves, often grown as a house plant, (taxlink Ficus elastica species noshow=1)