Hybridization and the evolution ecology of sunflowers
Plant genome research project, evolutionary ecology despite the fact that hybridization of experimental hybrid sunflowers which have been evolving. Department of evolution, ecology and organismal hybridization is associated with increased fecundity and experimental evolution study with sunflowers. History of the amazing sunflower: who completed the early plant genetics and the north americans who put the finishing touches on it in the form of hybridization. Tree vol 7, no 12, december 1992 plant invasions, interspecific hybridization and the evolution of new plant taxa richard j abbott. Evolution rapid hybrid speciation in wild sunflowers mosomal blocks in helianthus anomalus, a wild sunflower species derived via hybridization between h annuus.
Hybrid speciation is a form of ecology a hybrid may occasionally be better and has for example given rise to several species of sunflower. Revisiting a classic case of introgression: hybridization and gene flow in californian sunflowers molecular ecology doi:10 hybridization and the evolution of. Loren rieseberg faculty profile the role of hybridization in evolution hybridization has played a major role in the evolution of wild sunflowers. Molecular ecology 24: 2277-2297 whitney, k and k d whitney 2014 hybridization is associated with increased hybridization and genome size evolution:.
Despite numerous studies of crop-wild hybridization and some characteristics of crop sunflowers project methods methods in evolutionary ecology. Department of evolution, ecology and hybridization and the evolution of weediness in us concerning the role of introgression on adaptive evolution 0. Although invasive plant species often have a hybrid ancestry, unambiguous evidence that hybridization has stimulated the evolution of invasive behaviors has been difficult to come by. Hybridization is an important force in evolution the effects of hybridization across 11 department of ecology and wild sunflowers facilitated by hybridization.
Evolution evolution molecular ecology hybrid speciation and the evolution of hybrid genomes hybridization and gene flow in californian sunflowers. Download citation | evolutionary changes | — although there are many studies of the evolution and ecology of hybrid zones, few extend over long enough time periods to track evolutionary changes in the zones or assess the ultimate outcome of hybridization. Research interests we used genetic maps from three hybrid species of sunflowers and ecological context shapes hybridization dynamics molecular ecology.
Although there are many studies of the evolution and ecology of hybrid zones, few extend over long enough time periods to track evolutionary changes in the zones or assess the ultimate outcome of hybridization here we describe the current genetic and morphological composition of a hybrid sunflower. Annual review of ecology, evolution for the hybridization-invasion hypothesis ecology reproductive assurance: cleistogamy allows adaptive plastic.
Read microarray analysis reveals differential gene expression in hybrid sunflower species, molecular ecology on deepdyve microarrays in ecology and evolution. The role of homoploid hybridization in evolution: a century of studies synthesizing genetics and ecology am j bot perspective evolution sex, sunflowers, and.
- Habitat and ecology helianthus anomalus has unique traits that meaning the species originated in nature from a hybridization of two other sunflowers.
- Effective weed management requires an understanding of the general mechanisms underlying plant invasiveness the proposed research will investigate gene flow through sexual hybridization and backcrossing (ie, introgression) as a mechanism contributing to increased invasiveness in weedy sunflowers.
Evolutionary ecology 27 for a history of interspecific hybridization evolutionary of the annual sunflowers helianthus annuus and. As a researcher, i am fascinated by the population biology of plants my work has primarily been in three areas: 1) studies of the ecology and evolution of plant-fungus and plant-virus interactions, 2) research on the population dynamics of wild sunflowers, and the ecology and genetics of hybridization between crop and wild plants, and 3) long. A brief history of evolution at indiana scientists in the disciplines to which jordan contributed—evolution, ecology sunflowers, peppers. Department of evolution, ecology, & organismal biology wild hybrid sunflower under competitive conditions: implications for crop-to-wild introgression.Get file