Quedensley, T. S., Gruenstaeudl, M. and Jansen, R. K. (2018) “Phylogenetic relationships of the Mexican tussilaginoid genera (Asteraceae: Senecioneae)”, Journal of the Botanical Research Institute of Texas, 12(2), pp. 481–498. doi: 10.17348/jbrit.v12.i2.951.