Chaenostoma is a genus of flowering plants belonging to the family Scrophulariaceae. Its native range is Southern Tropical and Southern Africa. The genus name, Chaenostoma, means gaping mouth.

Chaenostoma hispidum, commonly known as Bristly Skunkbush in English and Stinkbossie in Afrikaans, is a small, aromatic, perennial shrublet with attractive white, pink to mauve star-shaped flowers in summer, good for garden borders. Chaenostoma hispidum is a South African endemic species that has a narrow distribution, occurring in the Western Cape from the Cape Peninsula to Aasfontein, in the Agulhas National Park. This species grows on rocky sandstone or limestone outcrops, on flats and on shale slopes, in full sun to partial shade.