Wolf, P. G., Rowe, C. A., Kinosian, S. P., Der, J. P., Lockhart, P. J., Shepherd, L. D., . . . Thomson, J. A. (2019). Worldwide relationships in the fern genus Pteridium (bracken) based on nuclear genome markers. Am J Bot.

Wolf, Paul G., Carol A. Rowe, Sylvia P. Kinosian, Joshua P. Der, Peter J. Lockhart, Lara D. Shepherd, Patricia A. McLenachan, et John A. Thomson. "Worldwide Relationships in the Fern Genus Pteridium (bracken) Based On Nuclear Genome Markers." Am J Bot 2019.

Wolf, Paul G., et al. "Worldwide Relationships in the Fern Genus Pteridium (bracken) Based On Nuclear Genome Markers." Am J Bot 2019.