Barry Hammel 20294 Det. by: B. Hammel, VII 1996 Phenology: ST 5 July 1996 08:59N 83:27W 600 m PUNTARENAS, OSA Valle del Térraba. Liana. Hojas ásperas solamente en el envés.
Michael Grayum 9670 Det. by: M. Grayum, 1990 Phenology: LR 16 February 1990 09:54N 84:17W 900 m SAN JOSE, MORA Z.P. El Rodeo Valle del Tárcoles. Divaricately branched liana in large treefall in primary forest on ridge. Mature lvs. coriaceous. Infls. large and quite showy. Fls. pale greenish-lemon- yellow, the disk thickly carnose, low- pulvinate. Frts. deep olive-green, the surface asperulous in life.