Oenothera macrocarpa Nutt.
Bigfruit Evening-primrose, Missouri Evening-primrose, Fluttermill, Big-fruit Evening-primrose, Missouri Primrose, Bigfruit Evening Primrose
Onagraceae (Evening Primrose Family)
USDA Symbol: OEMA
The perennial big-fruit evening-primrose or Missouri evening-primrose can be trailing or upright, usually growing 8-10 in. high. Its large, 3-4 in. wide, yellow flowers are showy. The four-petaled flowers, which grow from the upper leaf axils, open in the evening and close the next day, sometimes fading reddish. The foliage is narrow, thick and gray-green.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Fruit Type: Capsule
Size Notes: 8-10 inches tall.
Flower: Having a long floral tube and mostly nocturnal flowering, this species is pollinated primarily by hawk moths (family: Sphingidae). (Reslit 2842).
Bloom InformationBloom Color: Yellow
Bloom Time: Apr , May , Jun , Jul , Aug
DistributionUSA: AR , IL , KS , MO , NE , OK , TN , TX
Native Distribution: S.e. NE to TX, e. to TN; introduced elsewhere
Native Habitat: Limestone glades & bluffs; roadsides; rocky prairies & hillsides
Growing ConditionsWater Use: Low
Light Requirement: Sun
Soil Moisture: Dry
Soil Description: Rocky, gravelly, or sandy soils. Calcareous, Sandy, Limestone-based, Sandy Loam, Medium Loam
Conditions Comments: Stunning, large, four-petaled yellow flowers open in the early evening on a handsome plant with low, mounding habit. Flowers are open for only one evening, but the plant flowers over a long period of time.
BenefitUse Ornamental: Color, Blooms ornamental, Showy, Attractive, Rock gardens
Use Wildlife: Nectar-Moths
Conspicuous Flowers: yes
Interesting Foliage: yes
Nectar Source: yes
Deer Resistant: Moderate
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: This plant is easily propagated from seed, sown in spring or fall, or stem cuttings taken in early summer.
Seed Treatment: No treatment necessary.
Commercially Avail: yes
Maintenance: Prevent complete soil dryness, Remove spent blossoms, Maintain mulch layer, Fertilize in spring with rose food
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 - Native Plant Society of Texas - Fredericksburg, TX
Texas Parks and Wildlife Department - Austin, TX
NPSOT - Fredericksburg Chapter - Fredericksburg, TX
NPSOT - Williamson County Chapter - Georgetown, TX
Herbarium Specimen(s)NPSOT 0759 Collected Apr 24, 1994 in Comal County by Mary Beth White
Wildflower Center Seed BankLBJWC-MLE-2 Collected 2009-06-24 in Lampasas County by Lady Bird Johnson Wildflower Center
BibliographyBibref 766 - Dale Groom's Texas Gardening Guide (2002) Groom, D.
Bibref 946 - Gardening with Prairie Plants: How to Create Beautiful Native Landscapes (2002) Wasowski, Sally
Bibref 355 - Landscaping with Native Plants of Texas and the Southwest (1991) Miller, G. O.
Bibref 318 - Native Texas Plants: Landscaping Region by Region (2002) Wasowski, S. & A. Wasowski
Bibref 281 - Shinners & Mahler's Illustrated Flora of North Central Texas (1999) Diggs, G. M.; B. L. Lipscomb; B. O'Kennon; W. F...
Bibref 291 - Texas Wildscapes: Gardening for Wildlife (1999) Damude, N. & K.C. Bender
Bibref 286 - Wildflowers of the Texas Hill Country (1989) Enquist, M.
Search More Titles in Bibliography
Research LiteratureReslit 2842 - Pollination limitation to reproductive success in the Missouri evening primrose, Oenothera macrocarpa (Onagraceae) (2001) Jennifer M. Moody-Weis, John S. Heywood
This information was provided by the Florida WIldflower Foundation.
Search More Titles in Research Literature
From the ArchiveWildflower Newsletter 1989 VOL. 6, NO.2 - Wildflower Network Operates in Louisiana, Wildflower Handbook Published, Researc...
Additional resourcesUSDA: Find Oenothera macrocarpa in USDA Plants
FNA: Find Oenothera macrocarpa in the Flora of North America (if available)
Google: Search Google for Oenothera macrocarpa
MetadataRecord Modified: 2022-08-24
Research By: WFS