Pinus ponderosa: A checkered past obscured four species.
Willyard A, Gernandt DS, Potter K, Hipkins V, Marquardt P, Mahalovich MF, Langer SK, Telewski FW, Cooper B, Douglas C, Finch K, Karemera HH, Lefler J, Lea P, Wofford A.
Willyard A, et al. Among authors: gernandt ds.
Am J Bot. 2017 Jan;104(1):161-181. doi: 10.3732/ajb.1600336. Epub 2016 Dec 28.
Am J Bot. 2017.
PMID: 28031167
Free article.