Genus Sinojackia

Sinojackia is a genus of five to eight species of flowering plants in the family Styracaceae, all endemic to China.

Species in the genus Sinojackia of plants

Sinojackia dolichocarpa - It is endemic to central China in Hunan province, where it occurs at altitudes of 400�500 m. It is threatened by habitat loss.

Sinojackia xylocarpa - It is a deciduous shrub or small tree growing to 7 m tall, with a trunk up to 10 cm diameter. The leaves are alternate, simple, with a serrated margin and a 5 mm petiole; they are mostly 3�9 cm long and 2�5 cm broad and obovate to elliptic, but the leaves subtending inflorescences are smaller, 2�5 cm long and 1�2 cm broad. The inflorescences are 3�5 cm long, bearing three to five flowers with five petals.