DevilsThorn (Dicerocaryum senecioides) family Pedaliaceae
If the leaves are rubbed with water between your hands, they form a soapy lather or fresh plant matter crushed in water was formerly used as a soap substitute.
Traditionally they were used as a lubricant during childbirth.
The pod, about 5cm (1/2”) in length with its two spikes are a great way of identifying this plant although when dry, these can penetrate hooves and feet.
Some plants are useful to know about and this is one of them........