Edwards, T. P., Trigiano, R. N., Ownley, B. H., Windham, A. S., Wyman, C. R., Wadl, P. A., & Hadziabdic, D. (2020). Genetic Diversity and Conservation Status of Helianthus verticillatus, an Endangered Sunflower of the Southern United States. Front Genet.

Edwards, Tyler P., Robert N. Trigiano, Bonnie H. Ownley, Alan S. Windham, Christopher R. Wyman, Phillip A. Wadl, and Denita Hadziabdic. "Genetic Diversity and Conservation Status of Helianthus Verticillatus, an Endangered Sunflower of the Southern United States." Front Genet 2020.

Edwards, Tyler P., et al. "Genetic Diversity and Conservation Status of Helianthus Verticillatus, an Endangered Sunflower of the Southern United States." Front Genet 2020.