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The desert tobacco tolerance for nicotine-spiked nectar N. attenuata lures hummingbirds (Archilochus alexandri) with appears less risky. Yet, how might outsweet nectar flavors but sends them away with nicotine. This crossing--when a flower is fertilized strategy allows them to both attract pollinators and effectively by pollen from a different plant--benmove their pollen between plants. Efit a plant that can pollinate itself, such as N. attenuata?

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