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Delprete, P.G. and Kirkbride, Jr., J.H. 2017. Schradera involucrata is the correct name for Spermacoce scandens (Rubiaceae). Journal of the Botanical Research Institute of Texas. 11, 1 (Jul. 2017), 121-122. DOI:https://doi.org/10.17348/jbrit.v11.i1.1143.