Evening star

Oenothera biennis

"Oenothera biennis" is a species of "Oenothera" native to eastern and central North America, from Newfoundland west to Alberta, southeast to Florida, and southwest to Texas, and widely naturalized elsewhere in temperate and subtropical regions.
Common Evening-Primrose (Oenothera biennis) Not sure on this ID. I know the genus is correct, but I'm unsure on the species. 
In a moist drainage area at the edge of an overgrown backyard habitat in NW Georgia (Gordon County), US. Evening star,Geotagged,Oenothera biennis,Summer,United States

Uses

The mature seeds contain approximately 7–10% gamma-linolenic acid, an essential fatty acid. The "O. biennis" seed oil is used to reduce the pains of premenstrual stress syndrome and is beneficial to the skin of the face. Also, poultices containing "O. biennis" were at one time used to ease bruises and speed wound healing.

Its leaves are edible and traditionally were used as a leaf vegetable....hieroglyph snipped...

References:

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Status: Unknown
EX EW CR EN VU NT LC
Taxonomy
KingdomPlantae
DivisionAngiosperms
ClassEudicots
OrderMyrtales
FamilyOnagraceae
GenusOenothera
Species