Nomenclatural notes on species of Apocynaceae described from Cambodia, Laos and Vietnam Author Middleton, David J. Author Regalado J, Jacinto C. text Adansonia 2005 3 27 2 291 308 journal article http://doi.org/10.5281/zenodo.5186636 1639-4798 5186636 Strophanthus balansae Franchet Nouv. Arch. Mus. Paris. ser. 3, 5: 262 (1893) . LECTOTYPE . — Harmand 2128 ( P ), Vietnam , Hà Tây, Tu Phap, designated here.