ZACARÍAS-CORREA, A. G.; PÉREZ-CALIX, E.; SAMAIN, M.-S.

Penstemon dugesii (Plantaginaceae), a new species from Guanajuato, Mexico

. Phytotaxa, Auckland, New Zealand, v. 447, n. 3, p. 209–215, 2020. DOI: 10.11646/phytotaxa.447.3.7. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.447.3.7. Acesso em: 7 dec. 2025.