Hevea
(from Heve, a vernacular name in Northern South America). SYNS. Micrandra, Siphonia. ORD. Euphorbiaceae. A genus comprising nine species of tall stove trees, natives of the damp forests of tropical America. Flowers in dichotomous cymes. Leaves alternate, on long petioles, digitately five-foliolate; leaflets petiolulate, entire. Of the two or three species yet introduced, the best-known is the one here described. It succeeds in a sandy loam. Propagated by cuttings, made of half-ripened wood, and inserted in sand, under a hand glass, in heat.
H. braziliensis (Brazilian). fl. green, white. May. l. light green, digitately trifoliolate. h. 60ft. Tropical South America, 1823. This plant furnishes the well-known Para rubber of commerce.