Scientific name: Brunfelsia pauciflora (Cham. & Schltdl.) Benth.English name: Vietnamese name: Cà hoa xanh; Qua nay mai.Other name: Brunfeldsia pauciflora (pohl) D. Don, Franciscea pauciflora Cham. & Scltdl., Franciscea hopeana Hook., Brunfelsia hopeana (Hook.) Benth. in DC.;