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Hevea brasiliensis, the Pará rubber tree, sharinga tree, seringueira, or most commonly, rubber tree or rubber plant, is a flowering plant belonging to the spurge family, Euphorbiaceae, originally native to the Amazon basin, but is now pantropical in distribution due to introductions.
Ficus elastica, the rubber fig, rubber bush, rubber tree, rubber plant, or Indian rubber bush, Indian rubber tree, is a species of flowering plant in the family Moraceae, native to eastern parts of South and Southeast Asia. It has become naturalized in Sri Lanka, the West Indies, and the US state of Florida.
Castilla elastica, the Panama rubber tree, is a tree native to the tropical areas of Mexico, Central America, and northern South America. [3] It was the principal source of latex among the Mesoamerican peoples in pre-Columbian times .
Hevea is a genus of flowering plants in the spurge family, Euphorbiaceae, with about ten members.It is also one of many names used commercially for the wood of the most economically important rubber tree, H. brasiliensis.
In the wild, the rubber trees grow apart from each other as a protection mechanism against plagues and diseases, often growing close to bigger trees of other species for added support. In Fordlândia, however, the trees were planted close together in plantations, easy prey for tree blight, Saúva ants, lace bugs, red spiders, and leaf caterpillars.
Rubber latex is extracted from rubber trees. The economic life of rubber trees in plantations is around 32 years, with up to 7 years being an immature phase and about 25 years of productive phase. The soil requirement is well-drained, weathered soil consisting of laterite, lateritic types, sedimentary types, nonlateritic red or alluvial soils.
The structures are handmade from the aerial roots of rubber fig trees (Ficus elastica [2] [3]) by the Khasi and Jaiñtia [4] [1] peoples of the mountainous terrain along the southern part of the Shillong Plateau. Most of the bridges grow on steep slopes of subtropical moist broadleaf forest between 50 and 1,150 m (160 and 3,770 ft) above sea level.
H. nitida is a medium-sized, evergreen tree growing to 27 m (90 ft) with a slender trunk and branching crown. [2] The exception to this is the variety toxicodendroides, which is a shrubby form only growing to about 2 m (7 ft) tall. The leaves have three, drooping, elliptical leaflets, that are folded upwards at the midrib; both upper and lower ...