Goniothalamus roseipetalus sp. nov. A, B flowers C, D fruits showing persistent calyx. Photos by P. Chalermglin.

 
 
  Part of: Leeratiwong C, Chalermglin P, Saunders RMK (2021) Goniothalamus roseipetalus and G. sukhirinensis (Annonaceae): Two new species from Peninsular Thailand. PhytoKeys 184: 1-17. https://doi.org/10.3897/phytokeys.184.73210