Norlindh, T. (1978)
The Compositae of the Flora Zambesiaca area. 10. Calenduleae. Kirkia 11(1) 143-168
Description of the genus
Shrub. Branches glabrous or ± cobwebby-lanate. Leaves alternate. Capitula in few-flowered corymbose inflorescences, rarely solitary, heterogamous and radiate. Ray
florets female, fertile; disk florets pseudo-bisexual, ovaries abortive. Rays yellow. Fruit a naked drupe, black or
purplish-black when ripe, pulp sweet and edible.
Worldwide: 2 species in eastern and southern Africa