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Ipomoea purpurea in Loganville, Georgia . {5 d* z# l) ^$ [1 v6 X6 j; U g4 K9 [, [4 K$ y
Morning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds.0 ^- T) ]7 K3 J% u
1 T9 j. `8 X8 A0 H http://en.wikipedia.org/wiki/Morning_glory