Are Stachyurus and Corylopsis both native to eastern Asia?
Stachyurus Stachyurus is the only genus in the flowering plant family Stachyuraceae, native to the Himalayas and eastern Asia. They are deciduous shrubs or small trees with pendent racemes of 4-petalled flowers which appear on the bare branches before the leaves. The plants have leaves with serrate margins. Stachyuraceae contains a single genus with eight species.
Bridelia stipularis Bridelia stipularis is a perennial evergreen climber grows over hedges and bushes and sometimes on bigger trees. It is native to Southeast Asia, southern China, and the Indian Subcontinent. Used as medicines in Malaysia and the Philippines. "Bridelia stipularis", as other "Bridelia" species, used as food plants by the larvae of some Lepidoptera species including "Endoclita malabaricus".