Scientific name: Tabernaemontana corymbosa Roxb. ex Wall.
English name:
Vietnamese name: Lài trâu tán
Other name: Tabernaemontana laotica Pitard; T. baviensis Pitard; Ervatamia laotica (Pitard) Pichon; E. kweichowensis Tsiang; E. phuongi Ly; E, lamdongensis :y;