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.
Ideopsis Ideopsis is a genus of nymphalid butterflies in the subfamily Danainae found in South-east Asia.