Hassemer, Gustavo. “Plantago poranensis (Plantaginaceae): An Overlooked, Possibly Already Extinct New Species from Mato Grosso Do Sul, Western Brazil”. Phytotaxa 759, no. 2 (May 28, 2026): 153–164. Accessed May 29, 2026. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.759.2.4.