1. Chromosome numbers in some South African genera of the tribe Genisteae sens. lat. (Leguminosae);Dahlgren;Bot. Notiser.,1967
2. Cytology and the phylogeny of Leguminosae;Goldblatt,1981
3. A Botanist in Southern Africa;Hutchinson,1946
4. Alkaloids of Papilionoideae;Kinghorn,1981
5. Genisteae (Adans.) Benth. and related tribes (Leguminosae);Polhill;Bot. Syst.,1976