plant used for medicine buchu plant PLANTS:AGBE2 Agathosma betulina (P.J. Bergius) Pillans Agathosma betulina (P. J. Bergius) Pillans Agathosma betulina (Bergius) Pill. Agathosma betulina (P.J.Bergius) Pillans Agathosma betulina (previously *Barosma betulina*) is a flowering plant in the family *Rutaceae*, native to the lower elevation mountains of western South Africa, where it occurs near streams in fynbos habitats. It is known by the common name round leaf buchu and has historically been used as a flavoring agent and an herbal remedy. [https://en.wikipedia.org/wiki/Agathosma_betulina] agathosma betulina barosma betulina honey buchu mountain bucho requires discussion