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For Frasera

Drake, J. 2011. Gentians of the eastern United States. Breath O' Spring Press, Suwanee, GA. 219 pp.

Horn, C.N. 1997. An ecological study of Frasera caroliniensis in South Carolina. Castanea 62: 185-193.

Pringle, J.S. 2023. Gentianaceae. Pp. 3-92 In Flora of North America Editorial Committee. 2023c. Flora of North America north of Mexico. Volume 14, Magnoliophyta: Gentianaceae to Hydroleaceae. Oxford Univ. Press, New York, NY. 505 pp.

Struwe, L., and J.S. Pringle. 2018. Gentianaceae. In Kadereit, J., & V. Bittrich. 2018. The families and genera of flowering plants. XV. Flowering plants. Eudicots. Apiales, Gentianales (except Rubiaceae). Springer, Cham.

Threadgill, P.F., and J.M. Baskin. 1978. Swertia caroliniensis or Frasera caroliniensis? Castanea 43: 20-22.

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