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Weakley, A. S.; Sorrie, B. A.; LeBlond, R. J.; Poindexter, D. B.; Floden, A. J.; Schilling, E. E. .; Franck, A. R.; Kees, J. C. New Combinations, Rank Changes, and Nomenclatural and Taxonomic Comments in the Vascular Flora of the Southeastern United States. IV. J. Bot. Res. Inst. Texas 2018, 12, 461-480.