Oenothera nuttallii
(Nuttall's Evening Primrose)
Family:
Onagraceae (Evening Primrose)
Oenothera nuttallii
is a tall, white Evening Primrose. Leaves are narrow. Plants are 1 to 3 feet tall and grow on dry sites
Vegetation zone:
Plains, Foothills, Montane
Time of bloom:
July - September
Origin:
Native
Eastern Colorado Wildflowers