Descriptions : Shrub or small tree; 3-8 m. tall, diciduous, brown, or dark grey bark, red-yellow resin,
with spine on stem or old branch. Leaf; simple, opposite, oblong lanceolate, entire, acute,
attenuate, 3-5 cm by 6-8 cm., ventral leaf hairy, young leaf useually red. Inflorescence;
racemose type, produce flower after shed leaves. Flower; complete, sepal 5, deep red or scarlet,
hairy, petal 5, pink or white, marginal hairy, 0.3-0.5 by 2-3 cm.. Stamen; many, three bundle,
filament white, anther light yellow, superior ovary.