Cândido, Jacqueline B., Monira Bicalho, and Benoît Loeuille. “Taxonomic Revision of Piptolepis (Vernonieae, Asteraceae)”. Phytotaxa 733, no. 1 (December 9, 2025): 17–72. Accessed December 11, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.733.1.3.