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Ipomoea purpurea in Loganville, Georgia ( F. [/ H& O( r+ u / d, ^. Z6 T( x `$ g; B B5 pMorning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds. " I7 D9 P3 Q3 r L2 X9 Z G7 {) d' m+ y; g6 j1 P! \" W http://en.wikipedia.org/wiki/Morning_glory