Background Polyploidy or whole-genome duplication is now recognized as being present in
almost all lineages of higher plants, with multiple rounds of polyploidy occurring in most …

An unintended consequence of global change is an increase in opportunities for
hybridization among previously isolated lineages. Here we illustrate how global change can …

We present an R package to help remedy the lack of software for manipulating and
analysing autopolyploid and allopolyploid microsatellite data. polysat can handle genotype …

Sweet potato (Ipomoea batatas (L.) Lam., Convolvulaceae) counts among the most widely
cultivated staple crops worldwide, yet the origins of its domestication remain unclear. This …

Abstract Background Sorbus sensu stricto (Sorbus ss) is a genus with important economical
values because of its beautiful leaves, and flowers and especially the colorful fruits. It …

As a consequence of hybridization, polyploidization, and apomixis, the genus Cotoneaster
(Rosaceae) represents one of the most complicated and controversial lineages in …

Background Species diversity is likely to undergo a sharp decline in the next century.
Perhaps as many as 33% of all plant species may expire as a result of climate change. All …

Atlas Florae Europaeae (AFE) is not only a large-scale project for mapping vascular plants
in Europe. While its original purpose, to serve as a complement to Flora Europaea (Tutin et …

Although hybridization plays a large role in speciation, some unknown fraction of hybrid
individuals never reproduces, instead remaining as genetic dead-ends. We investigated a …

Sorbus L. sensu lato (Rosaceae family) comprises over 250 trees and shrubs growing in the
Northern Hemisphere. Several Sorbus species have found their way into traditonal materia …