Syringa ( hardly used ) , Syrinx, seringuiero are other names were given to rubber, scientific name Hevea tree brasilensis of the Family Euphorbiaceae. Of the removed a latex that is industrially useful: natural rubber.
. belonging to the name as is given to the rubber tree, with leaves that are compound Trifoliate, flowers are small and gathered in large panicles and its latex is white or yellowish and very generous -