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.
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.
PREMISE OF THE STUDY: Molecular genetic evidence can help delineate taxa in species complexes that lack diagnostic morphological characters. Pinus ponderosa (Pinaceae; subsection Ponderosae) is recognized as a problematic taxon: plastid phylogenies of exemplars were paraph …
PREMISE OF THE STUDY: Molecular genetic evidence can help delineate taxa in species complexes that lack diagnostic morphological characters. …