Environmental Heterogeneity and Phenotypic Divergence: Can Heritable Epigenetic Variation Aid Speciation?

Figure 3

Genetic analyses do not support separation of higher-altitude Heliosperma pusillum (orange) and lower-altitude H. veselskyi (dark blue), but rather indicate an inextricable relationship between the two taxa. Unrooted neighbor joining tree based on Nei-Li distances calculated with PAUP from AFLP profiles [77].