Mmm... rotting flesh

Plants that smell like rotting flesh to attract pollinators include the dragon arum (Dracunculus vulgaris), which has a burgundy leaf-like flower out of which flows a slender, black appendage. The plant is native to the Mediterranean, but this one "showed up one day" in the Bronx, New York, garden of Rosemarie Dieda. The plant was identified by Debbie Gartzke of Weird Dude's Plant Zoo. The plant "will seed around, so apparently someone else in the neighborhood has one," said Gartzke.

Read more at National Geographic.