Goniothalamus calvicarpus Craib A leafy branch B leaves (abaxial) C fruit D flower (epibiotic sepels); Goniothalamus cheliensis Hu E leafy branch F leaves (abaxial) G flower H flower (picked petals, showing stamens and carpels) I dissected flowers. Photographed by H.B. Ding.

 
 
  Part of: Yang B, Zhu R-B, Ding H-B, Bouamanivong S, Tan Y-H (2020) A new species and two new records of Goniothalamus (Annonaceae) from Lao PDR. In: Jin X-H, Xia N-H, Tan Y-H (Eds) Plant diversity of Southeast Asia-II. PhytoKeys 138: 17-25. https://doi.org/10.3897/phytokeys.138.38995