Surprisingly, life history, soil nutrients, and range size were not key determinants.
Is a population of rare cress found near Bristol, UK, a remnant of an ice age population, or is it part of a wider European population that survived in refugia somewhere?
Huang et al. propose that whole genome duplication events serve as a constant pump for continuous and high species diversification.
For the first time, whole-genome cytogenomic maps were established for octoploid plants.
Why are anthers where they are? A new study finds there might be more to anthers than purely functional tools.
Tedder et al. report a new putative case of androdioecy in Swiss populations of the Arabidopsis relative, Cardamine amara (Brassicaceae).
Increased dispersal ability in Brassiceae can influence macro-evolutionary processes, possibly by increasing the propensity for long-distance dispersal.
Karl and Koch provide a comprehensive phylogenetic analysis for the Arabideae species assemblage and test for association of trait and characters.
A new paper in Annals of Botany shows live images of pollen behaviour during pollination.