References

For Verbascum

Fischer. 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

Nesom, G.L. 2019c. Verbascum. In Flora of North America Editorial Committee. 2019. Flora of North America north of Mexico. Volume 17, Magnoliophyta: Tetrachondraceae to Orobanchaceae. Oxford Univ. Press, New York, NY. 737 pp. Google Scholar

Pennell, F.W. 1935. The Scrophulariaceae of eastern temperate North America. Academy of Natural Sciences of Philadelphia Monograph No. 1. Google Scholar

Schmidt, R.J. 2023. Contributions to the weedy and non-native flora of New Jersey. In Weakley, A.S., J.C. Kees, B.A. Sorrie, S.G. Ward, D.B. Poindexter, M. Brock, L.D. Estes, E.L. Bridges, S.L. Orzell, G.A. Levin, R.K.S. McClelland, R.J. Schmidt, and S.A. Namestnik. 2023. Studies in the vascular flora of the southeastern United States. IX. J. Bot. Res. Inst. Texas 17(1): 191-257. Google Scholar