Oenothera macrocarpa ssp. macrocarpa
Oenothera macrocarpa Nutt. ssp. macrocarpa
Bigfruit Evening-primrose, Fluttermill, Missouri Evening Primrose
Onagraceae (Evening Primrose Family)
Synonym(s): Megapterium missouriense, Oenothera missouriensis
USDA Symbol: oemam
Missouri evening primrose is a low, occasionally tufted, smooth to hairy perennial herb 4 to 24 tall. Stems are spreading to ascending from a thick woody root. Leaves are alternate, simple, narrowly lance-shaped to egg-shaped. Flowers are showy, solitary and yellow.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Size Notes: 1-2 feet.
Size Class: 1-3 ft.
Bloom InformationBloom Color: Yellow
Bloom Time: May , Jun , Jul
Growing ConditionsWater Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
Drought Tolerance: High
BenefitConspicuous Flowers: yes
Interesting Foliage: yes
Attracts: Butterflies , Hummingbirds
Nectar Source: yes
Value to Beneficial InsectsSpecial Value to Native Bees
This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
PropagationPropagation Material: Seeds
Description: Plant seed outside in the fall or early winter.
Seed Treatment: Germination is improved with 4 to 6 weeks of cold moist stratification.
Commercially Avail: yes
Maintenance: Requires little maintenance.
Find Seed or Plants
Order seed of this species from Native American Seed and help support the Wildflower Center.
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Lady Bird Johnson Wildflower Center - Austin, TX
NPSOT - Austin Chapter - Austin, TX
Additional resourcesUSDA: Find Oenothera macrocarpa ssp. macrocarpa in USDA Plants
FNA: Find Oenothera macrocarpa ssp. macrocarpa in the Flora of North America (if available)
Google: Search Google for Oenothera macrocarpa ssp. macrocarpa
MetadataRecord Modified: 2012-04-12
Research By: TWC Staff