835a8494_wers_Guide___Thompson___Morgan__Edible_Tip
[Common Name] Evening Primrose, Ozark Sundrops [Botanical Name] Oenothera macrocarpa, Oenothera odorata, Oenothera versicolor, Oenothera speciosa, Oenothera missouriensis [Edible Tip] 
The flowers have a similar taste to lettuce, so will make a fine addition to any green salad whilst also adding some colour.
Edible Flowers Guide | Thompson & Morgan
Edible Tip