Article
Adaptation and colonization history affect the evolution of clines in two introduced species.
The New phytologist - 1 Aug 2009
Keller Stephen R, Sowell Dexter R, Neiman Maurine, Wolfe Lorne M, Taylor Douglas R
Abstract excerpt
Phenotypic and genetic clines have long been synonymous with adaptive evolution. However, other processes (for example, migration, range expansion, invasion) may generate clines in traits or loci across geographical and environmental gradients. It is therefore important to distinguish between clines that represent adaptive evolution and those that result from selectively neutral demographic or genetic processes....
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