Pale Evening Primrose
Oenothera pallida
Family: Onagraceae (Evening Primrose)
Observations
State: Utah
National Park: Zion National Park
Confidence: High
Elevation: 1541.87 meters
Coordinates: 37.2974, -113.075
Primary Reference: Botany in a Day, 6th ed.
Secondary Reference: Sagebrush Country
Type: Forb/Herb | Leaves: Alternate | Flower Color: White | Petals: 4 or 5 petals | Notes: Eight stamens, four part stigma, four separate petals, four separate sepals (looked like only two until I looked closely)