[1]
Powell , A.M. , Powell, S.A. and Jackson, C. 2017. Documented chromosome numbers 2017:1. Miscellaneous counts mostly from western Texas (U.S.A.), one each from New Mexico (U.S.A.) and Mexico. Journal of the Botanical Research Institute of Texas. 11, 1 (Jul. 2017), 143–146. DOI:https://doi.org/10.17348/jbrit.v11.i1.1145.