Mitrephora monocarpa sp. nov. (P. Chalermglin 581215). A, B Pistillate-phase flowers C–E staminate-phase flowers (insert in D shows abscised stamens suspended by tracheary elements in the xylem) F late-stage flower, with petals turning yellow. Photos: P. Chalermglin.

 
 
  Part of: Saunders RMK, Chalermglin P (2019) Mitrephora monocarpa (Annonaceae): a new species from Surat Thani Province, Peninsular Thailand. PhytoKeys 121: 73-80. https://doi.org/10.3897/phytokeys.121.34271