PT - JOURNAL ARTICLE AU - Tran, The Bach AU - Han, Le Ngoc AU - Van Hai, Do AU - Quang, Bui Hong AU - Huong, Nguyen Thi Thanh AU - Ha, Bui Thu AU - Hai, Tran Van AU - Rodda, Michele TI - Heterostemma cucphuongense (Apocynaceae, Asclepiadoideae), a new species from Vietnam DP - 26/05/2020 TA - PhytoKeys VI - 148 4100 - https://doi.org/10.3897/phytokeys.148.50029 SO - PK26/05/2020; AB - Heterostemma cucphuongense (Apocynaceae, Asclepiadoideae), a new species from Vietnam is described, illustrated and compared with the similar species Heterostemma succosum Kerr. Heterostemma cucphuongense differs from H. succosum by the morphology of the rachis of the inflorescence, the margins of the corolla lobes and the colour of the adaxial surface of the corolla. IS -