Deceptive Ceropegia dolichophylla fools its kleptoparasitic fly pollinators with exceptional floral scent

1 Plant Ecology, Department of Ecology and Evolution, University of Salzburg, Salzburg, Austria, 2 Department of Plant Systematics, University of Bayreuth, Bayreuth, Germany, 3 Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou, China, 4 Department of Life Sciences, Natural History Museum, London, UK, 5 Department of Biology, University of Bielefeld, Bielefeld, Germany, 6 Animal Ecology 220c, Institute of Zoology, University of Hohenheim, Stuttgart, Germany, 7 Organic Chemistry, University of Hamburg, Hamburg, Germany