Pollination ecology of the simultaneously flowering Impatiens capensis and I. pallida
In mixed stands of the annual Impatiens capensis and I. pallida, bumblebees visit I. pallida almost exclusively even when the nutritional reward of I. pallida is removed. This phenomenon contradicts certain models proposed for foraging behavior in simultaneously flowering species and those dealing w...
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Virginia Polytechnic Institute and State University
2014
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| Online Access: | http://hdl.handle.net/10919/49929 |