Sosa, Maria Mercedes, and Massimiliano Dematteis. “<em>Stemodia diplohyptoides</em> (Plantaginaceae, Gratiolae): A New Diploid Species from South America”. Phytotaxa 186, no. 5 (December 4, 2014): 271–278. Accessed March 21, 2025. https://phytotaxa.mapress.com/pt/article/view/phytotaxa.186.5.4.