Creeping Cucumber, a native species, has been added to the USWildflowers database (09/25/2012.) Scientific name is Melothria pendula.  Photo below was taken in Walker County, GA on Sep 25, 2012. Go to the Creeping Cucumber detail page for more photos and information.

Creeping Cucumber, Guadeloupe Cucumber, Squirting Cucumber – Melothria pendula