References

LeBlond, R.J., R.F.C. Naczi, A.S. Weakley, K.S. Walz, R.W. Freckmann, & W. McAvoy. 2017. Taxonomy of Dichanthelium hirstii (Poaceae), a very rare and disjunct witch-grass of the eastern U.S. J. Bot. Res. Inst. Texas 11: 413-417.