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Ipomoea purpurea in Loganville, Georgia # U: h6 Z" t, p $ E1 v/ x6 Y, F* r/ UMorning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds. : H% S/ h4 r; W& L; @9 P# I; M6 P http://en.wikipedia.org/wiki/Morning_glory