ALVARADO-CÁRDENAS, L. O.; ISLAS-HERNÁNDEZ, C. S.; PÍO-LEÓN, J. F. Revision and proposal of two new species of Ruehssia (Apocynaceae, Asclepiadoideae) from Sinaloa, Mexico. Phytotaxa, Auckland, New Zealand, v. 732, n. 2, p. 129–146, 2025. DOI: 10.11646/phytotaxa.732.2.2. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.732.2.2. Acesso em: 5 dec. 2025.