For Tofieldia
Ambrose, J.D. 1980. A re-evaluation of the Melanthioideae (Liliaceae) using numerical analyses. Pp. 65-81 in C.D. Brickell, D.F. Cutler, & M. Gregory (editors), Petaloid monocotyledons. Linn. Soc. Symp. Ser. 8. Academic Press, London.
Azuma, H., and H. Tobe. 2011. Molecular phylogenetic analyses of Tofieldiaceae (Alismatales): family circumscription and intergeneric relationships. J. Plant Res. 124: 349-357.
Cruden, R.W. 1991. A revision of Isidrogalvia (Liliaceae): recognition of Ruíz and Pavón's genus. Systematic Bot. 16: 270-282.
Hitchcock, C.L. 1944. The Tofieldia glutinosa complex of western North America. Amer. Midl. Naturalist 31: 487-498.
Packer, J.G. 1993. Two new combinations in Triantha (Liliaceae). Novon 3: 278-279.
Packer, J.G. 2002b. Tofieldia. 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.
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.
Utech, F.H., 1978. Floral vascular anatomy of Pleea tenuifolia Michx. (Liliaceae-Tofieldieae) and its reassignment to Tofieldia. Ann Carnegie Mus. 47: 423-454.
Zomlefer, W.B. 1997c. The genera of Tofieldiaceae in the southeastern United States. Harvard Papers in Botany 2: 179-194.
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