Magaba surname meaning

Banareng ba ga Magaba,are having are Sepedi clan fund in Limpopo province,in Sekhukhune region.
Magaba its loose translation refer to a certain 🌲 tree which found in mountains with its roads producing Magaba which is like a 🥔 potatoes which service as a medicine to heal flue and serve stimulate and water thirsty if eaten.