Variation in the rates of molecular evolution among lineages (heterotachy) has been widely documented throughout the tree of life. However, the processes influencing the speed at which DNA evolves in different lineages are not well understood. Continue reading
Tree ferns
Species diversification in scaly tree ferns
Variation in species diversity among lineages is a major feature of evolution. However, factors affecting species diversification remain largely unexplored, specially in plants. Continue reading
