Article
Utility of multilocus genotypes for taxon assignment in stands of closely related European white oaks from Switzerland.
Annals of botany - 1 Nov 2008
Gugerli Felix, Brodbeck Sabine, Holderegger Rolf
Abstract excerpt
BACKGROUND AND AIMS: European white oaks (Quercus petraea, Q. pubescens, Q. robur) have long puzzled plant biologists owing to disputed species differentiation. Extensive hybridization or shared ancestry have been proposed as alternative hypotheses to explain why genetic differentiation between these oak species is low. Species delimitation is usually weak and often shows gradual transitions in leaf morphology....
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