Template:Frost et al., 2021
- Frost, L.A., O'Leary, N., Lagomarsino, L.P., Tank, D.C. & Olmstead, R.G. 2021. Phylogeny, classification, and character evolution of tribe Citharexyleae (Verbenaceae). American Journal of Botany 108(10): 1982-2001. DOI: 10.1002/ajb2.1750
