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Interacting communities of species are organized into complex networks, and network analysis is reckoned to be a strong tool… Expand The analysis of ecological networks has gained a very prominent foothold in ecology over the last years. While many publications… Expand Pollination networks are representations of all interactions between co-existing plants and their flower visiting animals at a… Expand Abstract Pollen limitation (PL) is thought to be an important factor driving the evolution of floral traits in alpine plants… Expand Pollination efficiency and reproductive success vary strongly among populations of most animal-pollinated plant species… Expand Plant reproduction is often reduced at low densities, due to reduced pollinator visitation rates. Recent theory suggests that a… Expand Human enterprise is increasingly affecting biodiversity beyond outright spe- cies losses, causing changes in ecosystem functions… Expand We studied variation in flowering phenology, fruit and seed set, and the abundance of the pol- linators of four species of night… Expand The mating system of Centaurea solstitialis L. was investigated in relation to its colonization of North America. A preliminary… Expand One view of pollination systems is that they tend toward specialization. This view is implicit in many discussions of angiosperm… Expand