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Ipomoea purpurea in Loganville, Georgia : @0 w7 E" m" l- I4 o( F# y) v1 h+ ~! {' X
Morning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds. / R! y, C& A$ | 7 E3 G6 |" @ Bhttp://en.wikipedia.org/wiki/Morning_glory