Search Results - "Ellis, Allan G."

Cryptic petal coloration decreases floral apparency and herbivory in nocturnally closing daisies by Kemp, Jurene E., Ellis, Allan G., Rasmann, Sergio

“…Floral apparency is shaped by both mutualistic and antagonistic interactions that can act in opposing ways. Pollinators are expected to select for more…”
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Land use and pollinator dependency drives global patterns of pollen limitation in the Anthropocene by Bennett, Joanne M., Steets, Janette A., Burns, Jean H., Burkle, Laura A., Vamosi, Jana C., Wolowski, Marina, Arceo-Gómez, Gerardo, Burd, Martin, Durka, Walter, Ellis, Allan G., Freitas, Leandro, Li, Junmin, Rodger, James G., Ştefan, Valentin, Xia, Jing, Knight, Tiffany M., Ashman, Tia-Lynn

“…Land use change, by disrupting the co-evolved interactions between plants and their pollinators, could be causing plant reproduction to be limited by pollen…”
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Floral Mimicry Enhances Pollen Export: The Evolution of Pollination by Sexual Deceit Outside of the Orchidaceae by Ellis, Allan G., Johnson, Steven D.

“…Although the majority of flowering plants achieve pollination by exploiting the food‐seeking behavior of animals, some use alternative ploys that exploit their…”
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Co-introduction vs ecological fitting as pathways to the establishment of effective mutualisms during biological invasions by Le Roux, Johannes J., Hui, Cang, Keet, Jan‐Hendrik, Ellis, Allan G.

“…Interactions between non-native plants and their mutualists are often disrupted upon introduction to new environments. Using legume–rhizobium mutualistic…”
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Significant Local-Scale Plant-Insect Species Richness Relationship Independent of Abiotic Effects in the Temperate Cape Floristic Region Biodiversity Hotspot by Kemp, Jurene E, Ellis, Allan G

“…Globally plant species richness is a significant predictor of insect richness. Whether this is the result of insect diversity responding directly to plant…”
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Geographic Mosaics of Fly Pollinators With Divergent Color Preferences Drive Landscape-Scale Structuring of Flower Color in Daisy Communities by Ellis, Allan G, Anderson, Bruce, Kemp, Jurene E

“…The striking variation in flower color across and within Angiosperm species is often attributed to divergent selection resulting from geographic mosaics of…”
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Plant size: a key determinant of diversification? by Boucher, Florian C., Verboom, G. Anthony, Musker, Seth, Ellis, Allan G.

“…Summary Explaining the variation in diversification rate across groups of plants has long been an important goal of botanists. In plants, complex scenarios…”
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Diversification rate vs. diversification density: Decoupled consequences of plant height for diversification of Alooideae in time and space by Boucher, Florian C, Quatela, Anne-Sophie, Ellis, Allan G, Verboom, G Anthony

“…While biodiversity hotspots are typically identified on the basis of species number per unit area, their exceptional richness is often attributed, either…”
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Dispersal, dormancy and life‐history tradeoffs at the individual, population and species levels in southern African Asteraceae by Waal, Caroli, Anderson, Bruce, Ellis, Allan G

“…Dispersal and dormancy are important risk‐reducing strategies in unpredictable environments. Negative covariation between these strategies is theoretically…”
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Delivery of marine larvae to shore requires multiple sequential transport mechanisms by Pfaff, Maya C, Branch, George M, Fisher, Jennifer L, Hoffmann, Vera, Ellis, Allan G, Largier, John L

“…Most sedentary marine animals disperse from their place of origin during their initial life stages as larvae. The delivery of planktonic larvae back to coastal…”
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How does familiarity in rhizobial interactions impact the performance of invasive and native legumes? by Warrington, Staci, Ellis, Allan G., Keet, Jan-Hendrik, Le Roux, Johannes J.

“…Mutualisms can be disrupted when non-native plants are introduced into novel environments, potentially impacting their establishment success. Introduced…”
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Development of a complex floral trait: The pollinator-attracting petal spots of the beetle daisy, Gorteria diffusa (Asteraceae) by Thomas, Meredith M, Rudall, Paula J, Ellis, Allan G, Savolainen, Vincent, Glover, Beverley J

“…Angiosperms possess a variety of complex floral traits that attract animal pollinators. Dark petal spots have evolved independently many times across the…”
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Predictable patterns of trait mismatches between interacting plants and insects by Anderson, Bruce, Terblanche, John S, Ellis, Allan G

“…There are few predictions about the directionality or extent of morphological trait (mis)matches between interacting organisms. We review and analyse studies…”
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Towards a transferable and cost-effective plant AFLP protocol by Blignaut, Marguerite, Ellis, Allan G, Le Roux, Johannes J

“…Amplified fragment length polymorphism (AFLP) is a powerful fingerprinting technique that is widely applied in ecological and population genetic studies…”
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Lack of floral constancy by bee fly pollinators: implications for ethological isolation in an African daisy by Ellis, Allan G., Johnson, Steven D.

“…Although divergent floral preferences of pollinating species is a likely mechanism maintaining integrity of co-occurring floral ecotypes or incipient species,…”
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A technique for measuring petal gloss, with examples from the Namaqualand flora by Whitney, Heather M, Rands, Sean A, Elton, Nick J, Ellis, Allan G

“…The degree of floral gloss varies between species. However, little is known about this distinctive floral trait, even though it could be a key feature of…”
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Maintenance of sympatric floral tube-length variation in a Cape irid by ROS, PETRA, ELLIS, ALLAN G., ANDERSON, BRUCE

“…Transition zones between morphologically different individuals of the same species provide insights into the evolution and maintenance of gene‐flow barriers…”
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The potential evolutionary impact of invasive balloon vines on native soapberry bugs in South Africa by Foster, Jarryd D., Ellis, Allan G., Foxcroft, Llewellyn C., Carroll, Scott P., Le Roux, Johannes

“…Following their establishment in new communities, invasive species may cause evolutionary changes in resident native species. This is clearly true for…”
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Dominant pollinators drive non-random community assembly and shared flower colour patterns in daisy communities by Kemp, Jurene E, Bergh, Nicola G, Soares, Muri, Ellis, Allan G

“…Abstract Background and Aims As most plants rely on pollination for persistence in communities, pollination interactions should be important determinants of…”
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Strong habitat and seasonal phenology effects on the evolution of self‐compatibility, clonality and pollinator shifts in Lachenalia (Asparagaceae: Scilloideae) by Duncan, Graham D., Ellis, Allan G., Forest, Félix, Verboom, G. Anthony

“…Summary Plants employ a diversity of reproductive safeguarding strategies to circumvent the challenge of pollen limitation. Focusing on southern African…”
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