Piper dawsonii Piper cayoense Piper bocasense Piper talamancanum Piper laedans Piper laevius Piper yapeanum Piper yalochanum Piper tikalense Piper hirsutum var. laevius Piper villiramulum var. gamboanum Piper villiramulum var. villiramulum Piper gamboanum Piper gamboanum var. yapense Piper hispidum var. gamboanum Piper mystaciferum
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024