References

For Dryopteris

Hoshizaki, B.J., and K.A. Wilson. 1999. The cultivated species of the fern genus Dryopteris in the United States. American Fern Journal 89: 1-98. Google Scholar

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Kramer, K.U., and P.S. Green. 1990. Pteridophytes and Gymnosperms. In K. Kubitzki, ed., The families and genera of vascular plants. Springer-Verlag, Berlin. Google Scholar

Montgomery, J.D. 1982. Dryopteris in North America. Part II: the hybrids. Fiddlehead Forum 9: 23-30. Google Scholar

Montgomery, J.D., and E.M. Paulton. 1981. Dryopteris in North America. Fiddlehead Forum 8: 25-31. Google Scholar

Montgomery, J.D., and W.H. Wagner, Jr. 1993. Dryopteris. In Flora of North America Editorial Committee. 1993b. Flora of North America north of Mexico. Volume 2, pteridophytes and gymnosperms. Oxford Univ. Press, New York, NY. 475 pp. Google Scholar

Sessa, E.B., A.A. Zimmer, and T.J. Givnish. 2012. Phylogeny, divergence times, and historical biogeography of New World Dryopteris (Dryopteridaceae). Amer. J. Bot. 99: 730-750. Google Scholar

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Wyatt, R. 2020. On the spread of five nonnative ferns in Georgia. Amer. Fern J. 110: 95-111. Google Scholar

Yawn, N.D., A.M. Cressler, H.E. Horne, and T.W. Barger. 2024. New and noteworthy additions to the fern flora of Alabama, USA. Amer. Fern J. 114(3): 223-232. Google Scholar