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Ipomoea purpurea in Loganville, Georgia , y1 C+ `# N: _6 Z! t$ k 3 @; R8 i& [' |5 Z/ q* pMorning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds. & W3 @3 H( ]0 v* N c# F$ c1 N3 i3 Z http://en.wikipedia.org/wiki/Morning_glory