Search Results - "Skogen, Krissa"

Range‐wide floral trait variation reflects shifts in pollinator assemblages, consistent with pollinator‐mediated divergence despite generalized visitation by Wenzell, Katherine E., Skogen, Krissa A., Fant, Jeremie B.

“…Floral trait evolution mediated by pollinators is important in the diversification of flowering plants, yet few studies have demonstrated the range‐wide…”
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Pollinator identity and spatial isolation influence multiple paternity in an annual plant by Rhodes, Matthew K., Fant, Jeremie B., Skogen, Krissa A.

“…The occurrence and extent of multiple paternity is an important component of variation in plant mating dynamics. However, links between pollinator activity and…”
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Extensive population-level sampling reveals clinal variation in (R)-(−)-linalool produced by the flowers of an endemic evening primrose, Oenothera harringtonii by Skogen, Krissa A., Jogesh, Tania, Hilpman, Evan T., Todd, Sadie L., Raguso, Robert A.

“…The study of floral trait diversity has a long history due to its role in angiosperm diversification. While many studies have focused on visual traits…”
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Hawkmoth and bee pollinators impact pollen dispersal at the landscape but not local scales in two species of Oenothera by Lewis, Emily M., Fant, Jeremie B., Moore, Michael J., Skogen, Krissa A.

“…Premise Animal pollinators play an important role in pollen dispersal. Here, we assessed differences in pollen and seed dispersal and the role of pollinator…”
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Conservation genomics assessment of Tharp's bluestar (Amsonia tharpii) with comparisons to widespread (A. longilora) and narrowly endemic (A. fugatei) congeners by Cohen, Dylan H., Fant, Jeremie B., Skogen, Krissa A.

“…Land‐use change and habitat fragmentation are threats to biodiversity. The decrease in available habitat, increase in isolation, and mating within populations…”
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Combinations of plant species with complementary traits have the potential to maximize ecosystem services on green roofs by Ksiazek-Mikenas, Kelly, Chaudhary, V. Bala, Skogen, Krissa A.

“…Ecosystem services are critical in urban areas, where the majority of humanity now lives. In many cities, extensive green roofs are planted with succulent…”
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Phylogeny, host use, and diversification in the moth family Momphidae (Lepidoptera: Gelechioidea) by Bruzzese, Daniel J, Wagner, David L, Harrison, Terry, Jogesh, Tania, Overson, Rick P, Wickett, Norman J, Raguso, Robert A, Skogen, Krissa A

“…Insect herbivores and their hostplants constitute much of Earth's described biological diversity, but how these often-specialized associations diversify is not…”
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Mutualism has its limits: consequences of asymmetric interactions between a well-defended plant and its herbivorous pollinator by Balbuena, Maria Sol, Broadhead, Geoffrey T, Dahake, Ajinkya, Barnett, Emily, Vergara, Melissa, Skogen, Krissa A, Jogesh, Tania, Raguso, Robert A

“…Concern for pollinator health often focuses on social bees and their agricultural importance at the expense of other pollinators and their ecosystem services…”
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Adaptive generalization in pollination systems: Hawkmoths increase fitness to long‐tubed flowers, but secondary pollinators remain important by Wenzell, Katherine E., Zhang, Johnathan Y., Skogen, Krissa A., Fant, Jeremie B.

“…Selection on floral traits by animal pollinators is important in the evolution of flowering plants, yet whether floral divergence requires specialized…”
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Incomplete reproductive isolation and low genetic differentiation despite floral divergence across varying geographic scales in Castilleja by Wenzell, Katherine E., McDonnell, Angela J., Wickett, Norman J., Fant, Jeremie B., Skogen, Krissa A.

“…Premise Divergence depends on the strength of selection and frequency of gene flow between taxa, while reproductive isolation relies on mating barriers and…”
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Evolution of selfing syndrome and its influence on genetic diversity and inbreeding: A range‐wide study in Oenothera primiveris by Cisternas‐Fuentes, Anita, Jogesh, Tania, Broadhead, Geoffrey T., Raguso, Robert A., Skogen, Krissa A., Fant, Jeremie B.

“…Premise To avoid inbreeding depression, plants have evolved diverse breeding systems to favor outcrossing, such as self‐incompatibility. However, changes in…”
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A habitat analog approach establishes native plant communities on green roofs by Ksiazek‐Mikenas, Kelly, Chaudhary, V. Bala, Larkin, Daniel J., Skogen, Krissa A.

“…Novel habitats can support biodiversity by amending what has been lost through urban development. However, the effects of fragmentation, disturbance, and…”
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Differential gene expression associated with a floral scent polymorphism in the evening primrose Oenothera harringtonii (Onagraceae) by Bechen, Lindsey L, Johnson, Matthew G, Broadhead, Geoffrey T, Levin, Rachel A, Overson, Rick P, Jogesh, Tania, Fant, Jeremie B, Raguso, Robert A, Skogen, Krissa A, Wickett, Norman J

“…Plant volatiles play an important role in both plant-pollinator and plant-herbivore interactions. Intraspecific polymorphisms in volatile production are…”
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Target Enrichment and Extensive Population Sampling Help Untangle the Recent, Rapid Radiation of Oenothera Sect. Calylophus by Cooper, Benjamin J, Moore, Michael J, Douglas, Norman A, Wagner, Warren L, Johnson, Matthew G, Overson, Rick P, Kinosian, Sylvia P, McDonnell, Angela J, Levin, Rachel A, Raguso, Robert A, Flores Olvera, Hilda, Ochoterena, Helga, Fant, Jeremie B, Skogen, Krissa A, Wickett, Norman J

“…Abstract Oenothera sect. Calylophus is a North American group of 13 recognized taxa in the evening primrose family (Onagraceae) with an evolutionary history…”
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Land-use change has no detectable effect on reproduction of a disturbance-adapted, hawkmoth-pollinated plant species by Skogen, Krissa A., Jogesh, Tania, Hilpman, Evan T., Todd, Sadie L., Rhodes, Matthew K., Still, Shannon M., Fant, Jeremie B.

“…PREMISE OF THE STUDY: Land‐use change is cited as a primary driver of global biodiversity loss, with myriad consequences for species, populations, and…”
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Herbivory as an important selective force in the evolution of floral traits and pollinator shifts by Jogesh, Tania, Overson, Rick P., Raguso, Robert A., Skogen, Krissa A.

“…The diversity of floral forms in angiosperms is frequently attributed to pollinators but herbivores can be just as important. Here we examine the role of a…”
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Local topography shapes fine-scale spatial genetic structure in the Arkansas Valley evening primrose, Oenothera harringtonii (Onagraceae) by Rhodes, Matthew K, Fant, Jeremie B, Skogen, Krissa A

“…Identifying factors that shape the spatial distribution of genetic variation is crucial to understanding many population- and landscape-level processes. In…”
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A phylogeny of the evening primrose family (Onagraceae) using a target enrichment approach with 303 nuclear loci by Overson, Rick P, Johnson, Matthew G, Bechen, Lindsey L, Kinosian, Sylvia P, Douglas, Norman A, Fant, Jeremie B, Hoch, Peter C, Levin, Rachel A, Moore, Michael J, Raguso, Robert A, Wagner, Warren L, Skogen, Krissa A, Wickett, Norman J

“…The evening primrose family (Onagraceae) includes 664 species (803 taxa) with a center of diversity in the Americas, especially western North America. Ongoing…”
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Nitrogen deposition, competition and the decline of a regionally threatened legume, Desmodium cuspidatum by Skogen, Krissa A, Holsinger, Kent E, Cardon, Zoe G

“…Increased nitrogen (N) deposition, resulting from the combustion of fossil fuels, production of synthetic fertilizers, growth of N₂-fixing crops and…”
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Assessing the Value of Potential “Native Winners” for Restoration of Cheatgrass-Invaded Habitat by Barak, Rebecca S., Fant, Jeremie B., Kramer, Andrea T., Skogen, Krissa A.

“…Native plants that are able to persist and reproduce in highly disturbed habitats (i.e., “native winners”) may be useful to include in seed mixes when…”
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