Image credit: Hans Dekker /Flickr Scientists have estimated that between 5 million and 50 million flowering plant species may be threatened with extinction. The shocking thing about this number is that fewer than 2 million have been discovered. That means millions—and possibly tens-of-millions—of species may vanish from the planet before they are known to science. And these numbers, a new study shows, may be conservative…. Read the full story on TreeHugger
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Thousands of Undiscovered Plants Face Extinction
