Natural hybridization both within and among sections is extensive and is believed to have played a major role in the evolution of extant species of Populus. Both neutral molecular markers and adaptive traits reveal high levels of genetic variation within populations. Deviations from Hardy-Weinberg ...
Populus trichocarpaPseudotsuga menziesiiunique transcriptRecent reviews of the construction of large phylogenies have focused on supertree methods that involve separate analyses of data sets and subsequent integration of the resulting trees. Here, we consider the alternative method of analyzing all character...