Rössler, H. (1975)
The Compositae of the Flora Zambesiaca area. 5. Subtribe: Gorteriinae. Kirkia 10(1) 73-99
Description of the genus
Herbs. Leaves alternate. Capitula solitary at apex of stems and branches, heterogamous, radiate. Phyllaries connate into an obconic (in
ours) involucre; free parts of bracts in several series. Receptacle honeycombed. Ray and disk florets yellow. Achenes villous. Pappus scales in 2 series, or by abortion, in 1 series
Worldwide: 12 species in tropical and South Africa