For Lilaeopsis
Affolter, J.M. 1985. A monograph of the genus Lilaeopsis (Umbelliferae). Systematic Bot. Monographs 6.
Bone, T.S., S.R. Downie, J.M. Affolter, and K. Spalik. 2011. A phylogenetic and biogeographic study of the genus Lilaeopsis (Apiaceae tribe Oenantheae). Syst. Bot. 36: 789-805.
Hatch, S.L., and A.T. Slack. 2008. Lilaeopsis carolinensis (Apiaceae) a species new to Texas and a key to Lilaeopsis in Texas. J. Bot. Res. Inst. Texas 2: 1497-1498.
Mathias, M.E., and L. Constance. 1945. Umbelliferae. North American Flora, vol. 28B: 43-397. N.Y. Botanical Garden, New York.
Plunkett, G.M., M.G. Pimenov, J.-P. Reduron, E.V. Kljuykov, B.-E. van Wyck, T.A. Ostroumova, M.J. Henwood, P.M. Tilney, K. Spalik, M.F. Watson, B.-Y. Lee, F.-D. Pu, C.J. Webb, J.M. Hart, A.D. Mitchell, and B. Muckensturm. 2018. Apiaceae. In Kadereit, J., & V. Bittrich. 2018. The families and genera of flowering plants. XV. Flowering plants. Eudicots. Apiales, Gentianales (except Rubiaceae). Springer, Cham.
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