For Senega
Abbott, J.R. 2021. Polygalaceae. In Flora of North America Editorial Committee. 2021. Flora of North America north of Mexico. Volume 10, Magnoliophyta: Proteaceae to Elaeagnaceae. Oxford Univ. Press, New York, NY. 456 pp.
Barger, T.W., C.A. Davis, B. Finzel, B. Garland, A. Hayes, A.R. Schotz, P. Thompson, G. Todia, and N.D. Yawn. 2023. New and noteworthy vascular plant records for Alabama. Phytoneuron 2023-14: 1-6. Published 17 February 2023. ISSN 2153 733X
Eriksen & Persson. 2007. In Kubitzki, K., C. Bayer, and P.F. Stevens, eds. 2007. The families and genera of vascular plants. IX. Flowering plants – Eudicots – Berberidopsidales, Buxales, Crossosomatales, Fabales p.p., Geraniales, Gunnerales, Myrtales p.p., Proteales, Saxifragales, Vitales, Zygophyllales, Clusiaceae alliance, Passifloraceae alliance, Dilleniaceae, Huaceae, Picramniaceae, Sabiaceae. Springer, Berlin. 509 pp.
Haines, A.A. 2010. New combinations in the New England tracheophyte flora. Stantec Botanical Notes 13: 1-8. [and 1 page addendum]
Neubig, K.M., and J.R. Abbott. 2020. Interspecific hybridization in North American Polygala (Polygalaceae). J. Bot. Res. Inst. Texas 14: 47-56.
Pastore, J.F.B. 2013. A review of Vellozo’s names for Polygalaceae in his Flora Fluminensis. Phytotaxa 108: 41-48.
Pastore, J.F.B., A. Martinez, J.R. Abbott, and K. Neubig. 2023. Toward new generic delimitations in Polygalaceae II: Senega. Ann. Mo. Bot. Gard. 108: 126-249.
Pastore, J.F.B., J.R. Abbott, K.M. Neubig, C. Van Den Berg, M.C.d.A. Mota, A. Cabral, and W.M. Whitten. 2019. Phylogeny and biogeography of Polygala (Polygalaceae). Taxon 68: 673-691.
Smith, R.R., and D.B. Ward. 1976. Taxonomy of the genus Polygala series Decurrentes (Polygalaceae). Sida 6: 284-310.
Sorrie, B.A. and A.S. Weakley. 2017a. Reassessment of variation within Polygala cruciata sensu lato (Polygalaceae). Phytoneuron 2017-37: 1–9. Published 1 June 2017. ISSN 2153 733X
Trauth-Nare, A.E., and R.F.C. Naczi. 1998. Taxonomic status of the varieties of Seneca snakeroot, Polygala senega L. (Polygalaceae) [abstract]. Amer. J. Bot 85 [supplement]: 163.
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