For Vittaria
Farrar, D.R. 1993a. Vittariaceae. 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.
Farrar, D.R., and J.T. Mickel. 1991. Vittaria appalachiana: a name for the "Appalachian Gametophyte." Amer. Fern J. 81: 69-75.
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.
Pinson, J.B., S.M. Chambers, and E.B. Sessa. 2017. Vittaria graminifolia (Pteridaceae) and Didymoglossum petersii (Hymenophyllaceae) in Broxton Rocks, GA. Amer. Fern. J. 107: 257-264.
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