(Gilmore Girls fan site)Rafflesia flowers can measure 3 feet across — the biggest flowers of any plant. They also have another distinguishing characteristic. What is it?
-TimK
Yup! 
They are the smelliest flowers, reeking of rotten meat. This is a trick designed to attract flies for pollination.
Take it away, Kimb3rlyAl3xis! 
-TimK
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Re: #5 The World's Biggest Flowers
The other characteristic is that it smells like rotting meat!