Carolina wild petunia

Ruellia caroliniensis

''Ruellia caroliniensis'', the Carolina wild petunia, is a wild petunia with blue or violet flowers that appear in the spring, summer, and autumn. Its leaves are light green. This species is native to the southeastern United States.
Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderLamiales
FamilyAcanthaceae
GenusRuellia
SpeciesR. caroliniensis