Any of various shrubs or small trees of the genus Strophanthus having whorled leaves and showy flowers of various colors in dense and few-flowered corymbose clusters,some have poisonous seeds.

• 属于毒毛旋花子属的灌木或小树，有螺纹的叶子和密集的多彩的花和极少的伞状花序丛，一些有毒种子。