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PARENT SESSION
Symposium #17: Specialization and Generalization in Plant-Pollinator Interactions.

Organized by: NM Waser, J Ollerton, and R Zamora
Wednesday, August 7. 8:00 AM to 11:30 AM. Crystal Ballroom, TCC.

[UNKNOWN: PRESTIME] WASER, NICKOLAS*,1,2, 1 University of California, Riverside, Riverside, CA2 Rocky Mountain Biological Laboratory, Crested Butte, CO Why study specialization and generalization in plants and pollinators?

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[UNKNOWN: PRESTIME] Ollerton, Jeff*,1, Johnson, Steve2, Hingston, Andrew3, 1 University College Northampton, Northampton, UK, jeff.ollerton@northampton.ac.uk2 University of Natal, Pietermaritzburg, South Africa3 University of Tasmania, Hobart, Australia Patterns of specialization and generalization in pollination systems across ecosystems.

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[UNKNOWN: PRESTIME] Potts, Simon*,1,2, Petanidou, Theodora3, 1 University of St Andrews, St Andrews, UK2 Centre for Agro-Environmental Research, Reading, UK3 University of the Aegean, Lesvos, Greece Organization of Mediterranean plant-pollinator communities: diversity, complexity, and mutual dependence.

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[UNKNOWN: PRESTIME] Armbruster, Scott*,1, 1 Norwegian University of Science and Technology, Trondheim, Norway Evolutionary and ecological aspects of specialization: Is pollination different in the arctic and the tropics?

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[UNKNOWN: PRESTIME] JORDANO, PEDRO*,1, BASCOMPTE, JORDI1, OLESEN, JENS2, 1 Estacion Biologica de Donana, CSIC, Sevilla, Spain2 University of Aarhus, Aahrus, Denmark Complex topology and scale invariance in pollination webs compared to other interaction networks.

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[UNKNOWN: PRESTIME] Memmott, Jane*,1, 1 University of Bristol, Bristol, Great Britain Generalization in pollination systems: a food web approach.

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[UNKNOWN: PRESTIME] Break.

[UNKNOWN: PRESTIME] Vázquez, Diego*,1, Aizen, Marcelo2, 1 University of Tennessee, Knoxville, Tennessee, vazquez@utk.edu2 Universidad Nacional del Comahue, Bariloche, Río Negro, Argentina, marcito@crub.uncoma.edu.a Extreme generalization in pollination systems confirmed by null models.

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[UNKNOWN: PRESTIME] Minckley, Robert*,1, Roulston, T'ai2, 1 University of Utah, Salt Lake City, UT2 Blandy Experimental Farm, Boyce, VA Pollen specialization among bees, and incidental mutualisms.

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[UNKNOWN: PRESTIME] AIGNER, PAUL*,1, 1 Department of Biology, Riverside, CA The evolution of specialized floral phenotypes in a generalist pollination environment.

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[UNKNOWN: PRESTIME] Castellanos, Maria Clara*,1,3, Wilson, Paul2, Thomson, James1, 1 University of Toronto, Toronto, Canada3 mcastel@zoo.utoronto.ca2 California State University, Northridge Explaining pollinator shifts: Comparison of pollination efficiency of bees and hummingbirds in Penstemon flowers.

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[UNKNOWN: PRESTIME] Gomez, Jose Maria*,1, Zamora, Regino1, 1 Dpto Biologia Animal y Ecologia, Granada, Granada, Spain Disruption of pollinator-mediated selection by conflicting pressures can constrain specialization in pollination systems.

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