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Ragsac, A.C. Grose, S.O., and Olmstead, R.G. 2021. Phylogeny and systematics of Crescentieae (Bignoniaceae), a Neotropical clade of cauliflorous and bat-pollinated trees. Systematic Botany 46: 218-228.

Ragsac, A.C., Farias-Singer, R., Freitas, L.B., Lohmann, L.G., and Olmstead, R.G. 2019. Phylogeny of the Neotropical tribe Jacarandeae (Bignoniaceae). American Journal of Botany 106 (12): 1589-1601.