MORALES, J. FRANCISCO. 2011. “Studies in the Neotropical Apocynaceae XLI: A New Species of <em>Prestonia</Em> (Apocynoideae, Echiteae) from Peru and a Key to the Peruvian Species”.
Phytotaxa
29 (1):28–32. https://doi.org/10.11646/phytotaxa.29.1.2.