Physostigma is a genus of flowering plants in the family Fabaceae.[1] It includes five species of erect or climbing herbs and subshrubs native to sub-Saharan Africa. They grow in tropical swamp and riverine vegetation and seasonally-dry forest, open woodland, and grassland in the Guineo-Congolian and Zambezian regions. The genus belongs to subfamily Faboideae.
Species in the genus include: