- any of various shrubs or small trees belonging to the genus Strophanthus, of the dogbane family, chiefly of tropical Africa.
- the dried, ripe seed of any of these plants, which yields the drug strophanthin.
- any small tree or shrub of the apocynaceous genus Strophanthus, of tropical Africa and Asia, having strap-shaped twisted petals. The seeds of certain species yield the drug strophanthin
- the seeds of any of these plants
