Isotype specimen of Pisonia horneae from the University of Florida Herbarium (Trejo et al. 2310, FLAS [230768]). Photo courtesy of The University of Florida Herbarium (FLAS) – Florida Museum of Natural History.

 
 
  Part of: Caraballo-Ortiz MA, Trejo-Torres JC (2017) Two new endemic tree species from Puerto Rico: Pisonia horneae and Pisonia roqueae (Nyctaginaceae). PhytoKeys 86: 97-115. https://doi.org/10.3897/phytokeys.86.11249