Article
The role of Quaternary environmental change in plant macroevolution: the exception or the rule?
Philosophical transactions of the Royal Society of London. Series B, Biological sciences - 29 Feb 2004
Willis Katherine J, Niklas Karl J
Abstract excerpt
The Quaternary has been described as an important time for genetic diversification and speciation. This is based on the premise that Quaternary climatic conditions fostered the isolation of populations and, in some instances, allopatric speciation. However, the 'Quaternary Ice-Age speciation model' rests on two key assumptions: (i) that biotic responses to climate change during the Quaternary were significantly...
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