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Oenothera biennis L.
common evening-primrose
Symbol: OEBI
Group: Dicot
Family: Onagraceae
Growth Habit: Forb/herb
Duration: Biennial
U.S. Nativity: Native
Click on the image below to enlarge it and download a high-resolution JPEG file.
Click on this Photograph of Oenothera biennis (common evening-primrose) to enlarge it and download a high-resolution JPEG file Robert H. Mohlenbrock. USDA SCS. 1989. Midwest wetland flora: Field office illustrated guide to plant species. Midwest National Technical Center, Lincoln, NE. Courtesy of USDA NRCS Wetland Science Institute. Usage Guidelines.

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Classification Distribution Images Invasive Links More Info Noxious Related Taxa Synonyms Wetland
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Plant Synonyms:
OEBI Oenothera biennis L.
 

OEBIC

Oenothera biennis L. ssp. caeciarum Munz
 

OEBIC3

Oenothera biennis L. ssp. centralis Munz
 

OEBIP

Oenothera biennis L. var. pycnocarpa (Atkinson & Bartlett) Wieg.
 

OEMU2

Oenothera muricata L.
 

OEPY2

Oenothera pycnocarpa Atkinson & Bartlett
More Information
About common evening-primrose

Link to plant characteristics report for Oenothera biennis

Link to plant Classification report for Oenothera biennis

Plant guide - PDF or DOC format Plant guide for Oenothera biennis in Word formatPlant guide for Oenothera biennis in PDF format

Plant source and reference for Oenothera biennis

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State Distributional Map for OEBI
© Image generated using gd 1.8
Plant Distribution by State

Oenothera biennis L.

OEBI

See county distributions for the following states by clicking on them below or on the map.

CA CT FL*
GA IL IA
KS KY ME
MA MI MO
NH NC ND
SC SD TN*
UT* VT VA
WV WI*
* Offsite source.
Alabama
Arkansas
California
Connecticut
Delaware
Florida
Georgia
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Maryland
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska
Nevada
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
South Dakota
Tennessee
Texas
Vermont
Virginia
Washington
West Virginia
Wisconsin

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Kansas distribution information Michigan distribution information New Hampshire distribution information Utah distribution information linked offsite at Utah State University West Virginia distribution information Wisconsin distribution information linked offsite at University of Wisconsin Madison Iowa distribution information Connecticut distribution information Maine distribution information Massachusetts distribution information South Dakota distribution information North Carolina distribution information Illinois distribution information North Dakota distribution information Virginia distribution information Kentucky distribution information California distribution information Missouri distribution information Vermont distribution information Tennessee distribution information linked offsite at Univerity of Tennessee Herbarium South Carolina distribution information Florida distribution information linked offsite at USF Atlas of Florida Vascular Plants Georgia distribution information
Related Taxa:
Oenothera biennis L.

View 12 genera in Onagraceae, 64 species in Oenothera

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Classification:
Oenothera biennis L.

Click on a scientific name below to expand it in the PLANTS Classification Report.
   
    Kingdom Plantae – Plants
       Subkingdom Tracheobionta – Vascular plants
          Superdivision Spermatophyta – Seed plants
             Division Magnoliophyta – Flowering plants
                Class Magnoliopsida – Dicotyledons
                   Subclass Rosidae –
                      Order Myrtales –
                         Family Onagraceae – Evening Primrose family
                            Genus Oenothera L. – evening-primrose
                               Species Oenothera biennis L. – common evening-primrose

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Invasive Information:
Oenothera biennis L.
        common evening primrose
        hoary eveningprimrose
This plant is considered invasive by the authoritative sources noted below. This plant may be known by one or more common names in different places, and some are listed above. Click on an acronym to view each invasive plant list, or click here for a composite list of Invasive Plants of the U.S.
KY   Haragan, P.D.. 1991. Weeds of Kentucky and Adjacent States: A Field Guide. The University Press of Kentucky. Lexington, Kentucky.. 278pp.
 
NE&GP;   Stubbendieck, J., G.Y. Friisoe, & M.R. Bolick. 1994. Weeds of Nebraska and the Great Plains. Nebraska Department of Agriculture, Bureau of Plant Industry. Lincoln, Nebraska.. 589pp.
 
SWSS   Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois..
 

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Wetland Indicator Status:
Oenothera biennis L.
Nat. Ind. Reg. 1 Reg. 2 Reg. 3 Reg. 4 Reg. 5 Reg. 6 Reg. 7 Reg. 8 Reg. 9 Reg. 0 Reg. A Reg. C Reg. H
FACU-,FACU+ FACU- FACU FACU FACU FACU FACU+ NO FACU FACU NO NO NO NO

Wetland Data InformationInterpreting wetland indicator status

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Other Species Accounts and Images:
Oenothera biennis L.

View species account or photographs from USF Atlas of Florida Vascular Plants.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 27368.
View 1 propagation protocol from Native Plants Network.
View photographs from University of Tennessee Herbarium.
View species account or photographs from Wisconsin State Herbarium (UW-Madison).

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Related Web Sites:
Oenothera biennis L.

    BorealForest.org
    CT-Connecticut Botanical Society
    DE-Delaware Wildflowers
    IN-University of Southern Indiana Biology
    MO-Missouri Plants
    NC-Hawk River Program
    NC-Plant Fact Sheets
    VA-Virginia Tech Weed Identification Guide
    Wildflowers of the Southeastern U.S.

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