Some have poisonous seeds

• 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

WordNet Word definitions in WordNet
n. 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

Wiktionary Word definitions in Wiktionary
n. Any of several African plants of the genus ''Strophanthus'', some of which yield arrow poisons

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Strophanthus \Stro*phan"thus\, n. [NL., from Gr. ? a turning + ? a flower.] (Bot.) A genus of tropical apocynaceous shrubs having singularly twisted flowers. One species ( Strophanthus hispidus ) is used medicinally as a cardiac sedative and stimulant.

Wikipedia Word definitions in Wikipedia
Strophanthus is a genus of flowering plants in the family Apocynaceae , first described as a genus in 1802. It is native primarily to tropical Africa , extending to South Africa , with a few species in Asia , from southern India to New Guinea and southern ...