Alstonia macrophylla Alstonia macrophylla Wall. ex G.Don, Gen. Hist. 4: 78 1837. (Syn: Alstonia acuminata Miq.; Alstonia batino Blanco; Alstonia brassii Monach.;...
Alstonia scholaris Alstonia scholaris (L.) R. Br., Mem. Wern. Nat. Hist. Soc. 1: 76 76 1810. (Syn: Echites scholaris L.; Pala scholaris...
Alstonia venenata Alstonia venenata R.Br., Asclepiadeae 64 1810. (Syn: Alstonia venenata var. pubescens Monach.; Blaberopus venenatus (R.Br.) A.DC.; Echites venenatus Roxb. ex...