Photograph of the holotype of Mcvaughia piauhiensis.

 
 
  Part of: Almeida RF, Guesdon IR, Pace MR, Meira RMS (2019) Taxonomic revision of Mcvaughia W.R.Anderson (Malpighiaceae): notes on vegetative and reproductive anatomy and the description of a new species. PhytoKeys 117: 45-72. https://doi.org/10.3897/phytokeys.117.32207