Feuillet, C. , Skog, L.E. and Barabé, D. 2018. Paradrymonia badia (Gesneriaceae), a new species from the Guiana Shield. Journal of the Botanical Research Institute of Texas. 12, 2 (Nov. 2018), 549–554. DOI:https://doi.org/10.17348/jbrit.v12.i2.959.