For Leptogramma
Fawcett, S., and A.R. Smith. 2021. A generic classification of the Thelypteridaceae. Bot. Res. Inst. Texas Press, Ft. Worth, TX. Google Scholar
He, L.-J., and X.-C. Zhang. 2012. Exploring generic delimitation within the fern family Thelypteridaceae. Molec. Phylog. Evol. 65: 757-764. Google Scholar
Kuo, L.-Y. Y.-H. Chang, Y.-H. Huang, W. Testo, A. Ebihara, G. Rouhan, L.G. Quintanilla, J.E. Watkins, Jr., Y.-M. Huang, and F.-W. Lia. 2019. A global phylogeny of Stegnogramma ferns (Thelypteridaceae): generic and sectional revision, historical biogeography and evolution of leaf architecture. Cladistics 0 (2019): 1-20. Google Scholar
Smith, A.R. 1993a. Thelypteridaceae. 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
Smith, E.B. 1981. New combinations in Croptilon (Compositae - Asteraceae). Sida 9: 59-63. Google Scholar
Smith, G.L., and W.S. Flory. 1990. Studies on Hymenocallis henryae (Amaryllidaceae). Brittonia 42: 212-220. Google Scholar
Weakley, A.S., R.J. LeBlond, B.A. Sorrie, C.T. Witsell, L.D. Estes, K.G. Mathews, A. Ebihara, and K. Gandhi. 2011. New combinations, rank changes, and nomenclatural and taxonomic comments in the vascular flora of the southeastern United States. J. Bot. Res. Inst. Texas 5: 437-455. Google Scholar