Funez, L.A., Farias, D.M., Hassemer, G. & de Gasper, A.L. (2020)

Ludwigia humboldtiana (Onagraceae), a narrowly endemic new species from the subtropical Atlantic Forest, southern Brazil

. Phytotaxa 470 (1): 77–89. https://doi.org/10.11646/phytotaxa.470.1.3