can you help identify this plant for me

can you help identify this plant for me

Observation - can you help identify this plant for me - Southern Africa. Description: The plant on the photo is found in South Africa,in the province of Limpopo in the Sekhukhune region.It is used by indigenous people to treat urinary infection ailment.It grows in a flat slope,usually found in home gardens. It is a herbaceous plant.The roo

The plant on the photo is found in South Africa,in the province of Limpopo in the Sekhukhune region.It is used by indigenous people to treat urinary infection ailment.It grows in a flat slope,usually found in home gardens. It is a herbaceous plant.The roots of this plant are boiled and dranked.