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Howard's Evening Primrose (Oenothera howardii)
Perennial Forbs Around Las Vegas, Vegetation Around Las Vegas
Howard's Evening Primrose (Oenothera howardii)

General: Howard's Evening Primrose (Oenothera howardii) is a perennial forb that opens yellow flowers in the evening. By morning, the flowers are fading to red. The leaves are oblanceolate to about 8 inches long and somewhat thickened. The flowers are large, with the floral tube about 3-4 inches long, and the petals spreading to about 4-5 inches across.

Howard's Evening Primrose is an uncommon component of vegetation communities in dry, well-drained gravelly areas on mountain hillsides in the Upper Sonoran (Pinyon-Juniper Woodland),Transition (Yellow Pine Forest) and Canadian (Pine-Fir Forest) life zones.

Around Las Vegas, look for Howard's Evening Primrose up on Mt. Charleston and in the Sheep Range.

Family: Evening Primrose (Onagraceae)

Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)
Howard's Evening Primrose (Oenothera howardii) Howard's Evening Primrose (Oenothera howardii)

Note: All distances, elevations, and other facts are approximate. Names generally follow the USDA database.
copyright; Last updated 101108

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