Efficacy: promoting qi circulation to relieve pain, warming to stop vomiting and relieving asthma. Function: Used for chest pain, stomach cold, vomiting, hiccup, kidney deficiency, qi deficiency and dyspnea. Aquilaria sinensis is a resinous wood of Aquilaria sinensis of Daphne family. Trees, 5- 15 meters high, with dark gray bark, almost smooth and tough fibers; Branchlets are cylindrical, crepe, puberulent when young, and then gradually fall off, glabrous or subglabrous. Guangdong, Hainan, Guangxi and Fujian. I like to be born in low-altitude mountains, hills and sparse forests with sunny roadside. The resin accumulated after the injury of the old stem, commonly known as agarwood, can be used as a spice raw material and a specific medicine for treating stomach diseases; Bark fiber is flexible, white and delicate, and can be used as high-grade papermaking raw materials and artificial cotton; Aromatic oils can be extracted from xylem and extracts can be extracted from flowers. Morphological characteristics: agarwood, arbor, 5- 15 meters high, dark gray bark, almost smooth, tough fiber; Branchlets are cylindrical, crepe, puberulent when young, and then gradually fall off, glabrous or subglabrous.
The leaves are leathery, round, ovoid to oblong, sometimes nearly obovate, 5-9 cm long and 2.8-6 cm wide, sharp or acute, with a wide wedge at the base, dark green or purple-green at the top, light green at the bottom, hairless on both sides, 15-20 on each side of the lateral veins, obvious at the bottom and slender veinlets. Petiole is about 5-7 mm long and hairy. Flowers are fragrant, yellow-green, and many flowers form umbels; Pedicel 5-6 mm long, densely yellow-gray pubescent; Calyx tube is shallow bell-shaped, 5-6 mm long, densely pubescent on both sides, 5-lobed, lobes ovate, 4-5 mm long, apex obtuse or acute, pubescent on both sides; Petals 10, scaly, inserted in the throat of calyx tube, densely hairy; Stamens 10, arranged in 1 wheel, filaments about 1 mm long, anthers oblong, about 4 mm long; Ovary ovoid, densely covered with gray hairs, 2-loculed, per locule 1 ovule, extremely short or without style, stigma capitate.