References
For Euthamia
Cronquist, A. 1980. Asteraceae, Volume I, Vascular flora of the Southeastern United States. University of North Carolina Press, Chapel Hill, N.C. Google Scholar
Haines, A.A. 2006. Euthamia. In Flora of North America Editorial Committee. 2006b. Flora of North America north of Mexico. Volume 20, Magnoliophyta: Asteridae, part 6: Asteraceae, part 2. Oxford Univ. Press, New York, NY. 666 pp. Google Scholar
Johnson, M.F. 1995. Goldenrods in Virginia: Euthamia (Nutt.) Nutt. and Solidago L. Castanea 60: 114-140. Google Scholar
Nesom, G.L. 2021e. Taxonomic revision of Euthamia (Asteraceae). Phytoneuron 2021-34: 1–182. Published 16 August 2021. ISSN 2153 733X Google Scholar
Nesom, G.L. 2021g. Key to the species of Euthamia (Asteraceae: Astereae). Phytoneuron 2021-44: 1-3. Published 13 September 2021. ISSN 2153 733X Google Scholar
Nesom, G.L. 2021h. Euthamia (Asteraceae: Astereae) in Cumberland County, New Jersey. Phytoneuron 2021-59: 1-31. Published 29 October 2021. ISSN 2153 733X Google Scholar
Sieren, D.J. 1981. The taxonomy of the genus Euthamia. Rhodora 83: 551-579. Google Scholar
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Szubryt, M.B., L.E. Urbatsch, Y.L. Vargas-Rodriguez, D. Barfknecht, and K.M. Neubig. 2020. Morphological, molecular, and biogeographic evidence for specific recognition of Euthamia hirtipes and Euthamia scabra (Asteraceae, Astereae). Syst. Bot. 45: 658-667. Google Scholar
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