Photomicrographs of Espeletia praesidentis. A stigmatic branches of ray flower B stigmatic branches of disc flower with abundant papillae C detail of a stigmatic branch of ray flower with pollen grains D Pollen grain.

 
 
  Part of: Diazgranados M, Sánchez LR (2017) Espeletia praesidentis, a new species of Espeletiinae (Millerieae, Asteraceae) from northeastern Colombia. PhytoKeys 76: 1-12. https://doi.org/10.3897/phytokeys.76.11220