Tuesday, December 14, 2010

What "Pine" Cones Reveal About the Evolution of Flowers

What "Pine" Cones Reveal About the Evolution of Flowers
Mon, 13 Dec 2010 16:19:00 -0600

Photo of the cycad Zamia furfuracea showing bright red seeds erupting from the cones.

From southern Africa's pineapple lily to Western Australia's swamp bottlebrush, flowering plants are everywhere.  Also called angiosperms, they make up 90 percent of all land-based, plant life.

New research published this week in the Proceedings of the National Academy of Sciences provides new insights into their genetic origin, an evolutionary innovation that quickly gave rise to many diverse flowering plants more than 130 million years ago. Moreover, a flower with ...

More at http://www.nsf.gov/news/news_summ.jsp?cntn_id=118227&WT.mc_id=USNSF_51&WT.mc_ev=click


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