For Erythronium
Allen, G.A., and K.R. Robertson. 2002. Erythronium. In Flora of North America Editorial Committee. 2002a. Flora of North America north of Mexico. Volume 26, Magnoliophyta: Liliidae: Liliales and Orchidales. Oxford Univ. Press, New York, NY. 723 pp.
Mathew, B. 1992. A taxonomic and horticultural review of Erythronium L. (Liliaceae). Bot. J. Linn. Soc. 109: 453-471.
Parks, C.R., and J.W. Hardin. 1963. Yellow Erythroniums of the eastern United States. Brittonia 15: 245-259.
Spaulding, D.D., J.T. Kartesz, H.E. Horne, B.J. Finzel, and J.K. England. 2021. Flora of northern Alabama, part 5. Liliaceous families. Phytoneuron 2021-30: 1-262. Published 5 July 2021. ISSN 2153 733X
Tamura. 1998. In Kubitzki, K., ed. 1998a. The families and genera of vascular plants. III. Flowering plants – Monocotyledons – Lilianae (except Orchidaceae). Springer, Berlin. 478 pp.
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