A letter from Buchinger to Godron on Rion’s discovery of a new species and with Lagger’s request on the opinion of his herbarium specimen provisionally designated as Ranunculus rionii.

 
 
  Part of: Kaplan Z, Bétrisey S, Sonnenwyl V, Détraz-Méroz J, Kozlowski G (2023) Typification of the name Ranunculus rionii (Ranunculaceae). PhytoKeys 226: 159-166. https://doi.org/10.3897/phytokeys.226.103309