Oenothera villosa ssp. strigosa

Click on the images below to see larger versions.

Scientific Name Oenothera villosa ssp. strigosa USDA PLANTS Symbol
Common Name Hairy Evening Primrose, Common Evening Primrose ITIS Taxonomic Serial No.
Family Onagraceae (Evening Primrose) E-Flora BC
Click Here
Description Life zones and habitat: Foothills and montane. Dry shrubland, roadsides and disturbed areas.
Plant: Erect biennial about 3 feet tall; basal rosette forms in first year, erect, stiff stem in second.
Leaves: Lanceolate to elliptic, alternate, hairy stem leaves with wavy edges.
Inflorescence: Spike of erect flower buds atop a 1 to 1-1/2 inch long calyx tube with large hairy bract or leaf below each; yellow blossom 1 to 1-1/2 inches across, opening in the evening.
References: Descr. adapted from E-Flora BC.
Colorado Status

© Tom Lebsack 2018