Red Morning Glory or Redstar [Ipomoea coccinea] found in a pasture near Fletcher Park on 1 September 2014. It’s a member of the Morning Glory (Convolvulaceae) family. Weeds of the South, pages 166, states that it is a “climbing or twining annual, vining herb” found in cultivated areas, fields, pastures, fencerows, roadsides, disturbed and waste areas.”
USDA Plants Listing: Ipomoea coccinea