The original incense tooth is blunt, the shrub is small, and the height is 1-2m. Stems densely pubescent, much branched. Single leaf opposite; Petiole length 1.5-2 cm, pubescent; Leaf blade ovoid, up to 8 cm long and 5 cm wide, apex nearly acuminate, heart-shaped base, pubescent on both sides, and serrate on the edge. Cymes;

Bracts leaflike to linear; Calyx bell-shaped, calyx teeth 5, broadly triangular, without tip; Corolla yellow; Outer coat puberulent; , there is no hair inside; The middle lobe of corolla lower lip has microwave teeth;

The style is slightly prominent outside the drug, and the ovary is hairless. Mature nutlets are dark brown, oval, with wing length of about 1cm, flowering period of 9- 10, fruit period of10/10.

Extended data wood is yellow-brown, with red stripes, beautiful texture, hard texture, luster, strong corrosion resistance, no warping, no cracking, no deformation and easy construction. It is an excellent wood for furniture, interior decoration and shipbuilding, and is known as "China Mahogany". Bark can be used to make paper, fruit and bark can be used as medicine, and can also be planted as vegetables, which is of high value.

It is an important timber tree species in hilly or plain areas of North China, Central China and East China, and also an ornamental and street tree species. In the garden, it is arranged in the sparse forest, which is used as a slippery tree species and planted with shade-tolerant flowers and trees. Toona sinensis is an important timber tree species with thick soil layer in hilly or plain areas of North China, East China and Central China, and it is a "four-sided" greening tree species.

Baidu Encyclopedia-Xianglingzi