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History % s8 V$ U: f) M2 j t1 R, TIpomoea purpurea in Loganville, Georgia : q2 Q% g+ M7 o- h w% o1 {8 i: D6 g7 e& @, z" z+ O3 z0 z
Morning glory was first known in China for its medicinal uses, due to the laxative properties of its seeds.+ O; A2 O* j* R+ G" F7 J% P
. |% j+ O0 v1 W$ e% i. I4 I http://en.wikipedia.org/wiki/Morning_glory