TY - JOUR T1 - Heterostemma cucphuongense (Apocynaceae, Asclepiadoideae), a new species from Vietnam JF - PhytoKeys JO - PK M3 - 10.3897/phytokeys.148.50029 VL - 148 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 Y1 - 26/05/2020 UR - https://doi.org/10.3897/phytokeys.148.50029 N2 - 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. PB - Pensoft Publishers SP - 119-124 SN - 1314-2011 SN - 1314-2003 IS - ER -