References
For Scutellaria
Bradley, K.A. 2020. A reevaluation of Scutellaria ocmulgee and S. mellichampii. In Weakley, A.S., D.B. Poindexter, H.C. Medford, B.A. Sorrie, C.A. McCormick, E.L. Bridges, S.L. Orzell, K.A. Bradley, H.E. Ballard, Jr., R.N. Burwell, S.L. Lockhart, and A.R. Franck. 2020. Studies in the vascular flora of the southeastern United States. VI. J. Bot. Res. Inst. Texas 14: 199-240. Google Scholar
Collins, J.L. 1976. A revision of the annulate Scutellaria (Labiatae). Ph.D. dissertation, Vanderbilt Univ. Google Scholar
Epling, C. 1942. The American species of Scutellaria. Univ. Calif. Publ. in Botany 20: 1-146. Google Scholar
Harley et al. 2004. In Kadereit, J.W. 2004. The families and genera of vascular plants. VII. Flowering plants – Dicotyledons – Lamiales (except Acanthaceae including Avicenniaceae). Springer, Berlin. 478 pp. Google Scholar
Leonard, E.C. 1927. The North Americans species of Scutellaria. Contr. U.S. National Herbarium. 22: 703-748. Google Scholar
Pittman, A.B. 1988. Systematic studies in Scutellaria sect. Mixtae (Labiatae). Ph.D. dissertation, Vanderbilt Univ. Google Scholar
Poindexter, D.B., and A.S. Weakley. 2018a. Scutellaria: A new skullcap variety, two new varietal combinations, and notes on anther locule characters of taxonomic utility. In Weakley, A.S., D.B. Poindexter, R.J. LeBlond, B.A. Sorrie, E.L. Bridges, S.L. Orzell, A.R. Franck, M. Schori, B.R. Keener, A.R. Diamond, Jr., A.J. Floden, and R.D. Noyes. 2018a. New combinations, rank changes, and nomenclatural and taxonomic comments in the vascular flora of the southeastern United States. III. J. Bot. Res. Inst. Texas 12: 27-67. Google Scholar
Shinners, L.H. 1964. Scutellaria thieretii (Labiatae), a new species from coastal Louisiana. Sida 1(4): 251-252. Google Scholar