de Paula-Souza, J. and Ballard, Jr., H.E. 2014.

Re-establishment of the name Pombalia, and new combinations from the polyphyletic Hybanthus (Violaceae)

. Phytotaxa. 183, 1 (Oct. 2014), 1–15. DOI:https://doi.org/10.11646/phytotaxa.183.1.1.