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You are here: Home / Plants / Species Profiles / Yellow Toadflax
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Species Profiles

Yellow Toadflax

Yellow ToadflaxScientific name: Linaria vulgaris Mill.

Common names: Yellow toadflax, Butter and eggs, wild snapdragon, common toadflax, ramsted, flaxweed, Jacob's ladder

Click image to enlarge

Native To: Eurasia (Zouhar 2003)

Date of U.S. Introduction: Late 1600s (Zouhar 2003)

Images: Invasive.org and Google

Means of Introduction: Introduced as an ornamental and medicinal plant (Zouhar 2003)

Impact: Crowds out native species (Zouhar 2003)

Current U.S. Distribution:

U.S. States and U.S. National Parks Where Reported Invasive: Invasive Plant Atlas of the United States map

Management Plans: Plants

Selected Internet Resources:

Federal Government

Linaria vulgaris
Integrated Taxonomic Information System.
Taxonomy

Linaria vulgaris P. Mill.(Yellow Toadflax) - Noxious and Nuisance Plant Management Information System (PMIS)
DOD. USACE. Engineer Research and Development Center. Environmental Laboratory.
Identification/Description; Photographs; Introduction History; Impacts; Distribution

Linaria vulgaris Article Citation Search - AGRICOLA Database
USDA. National Agricultural Library.
Research; Special Note: NAL Catalog Search (resources)

Linaria vulgaris - Germplasm Resources Information Network (GRIN)
USDA. ARS. National Genetic Resources Program.
Taxonomy; Distribution; Legal Aspects

Butter-and-Eggs - Weed of the Week (Dec 4, 2006; PDF | 74 KB)
USDA. FS. Northeastern Area. Forest Health Protection.
Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution; Controls

Linaria spp. - Fire Effects Information System (FEIS)
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Controls; Special Note: References

Plant profile for Linaria vulgaris - PLANTS Database
USDA. NRCS. National Plant Data Center.
Taxonomy; Photographs; Illustrations; Distribution; Legal Aspects

Linaria vulgaris P. Mill - An Assessment of Exotic Plant Species of Rocky Mountain National Park
DOI. Northern Prairie Wildlife Research Center.
Impacts; Life Cycle; Distribution; Controls

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State Government

Linaria genus - EncycloWeedia
California Department of Food and Agriculture.
Identification/Description; Photographs; Habitat; Distribution; Dispersion; Controls

Yellow Toadflax
Colorado Department of Agriculture. Noxious Weed Management Program.
Identification/Description; Photographs; Introduction History; Impacts; Distribution; Controls

Yellow Toadflax - Best Management Practices Weed Profile (PDF | 198 KB)
Colorado State Parks.
Identification/Description; Illustrations; Introduction History; Impacts; Habitat; Distribution; Controls; Special Note: References

Yellow Toadflax
State of Colorado. Douglas County. Public Works.
Identification/Description; Photographs; Controls

Yellow Toadflax - Idaho's Noxious Weeds
Idaho Association of Soil Conservation Districts. Idaho OnePlan.
Identification/Description; Photographs; Introduction History; Distribution; Controls

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University/Academic

Yellow toadflax - Invasive Plant Species of Alaska (PDF | 153 KB)
University of Alaska - Anchorage. Alaska Natural Heritage Program.
Identification/Description; Photographs; Impacts; Life Cycle; Distribution; Controls

Linaria vulgaris - CalPhotos
University of California - Berkeley. Digital Library Project.
Photographs

Yellow Toadflax - Invasive Plant Atlas of the United States
University of Georgia. Center for Invasive Species and Ecosystem Health.
Taxonomy; Identification/Description; Photographs; Introduction History; Distribution

Managing Yellow and Dalmatian Toadflax (PDF | 524 KB)
University of Nevada - Reno. Cooperative Extension.
Identification/Description; Photographs; Introduction History; Impacts; Controls

Yellow Toadflax - Weed Factsheet (PDF | 160 KB)
New Mexico State University.
Identification/Description; Photographs; Introduction History; Life Cycle; Distribution; Dispersion; Controls; Special Note: References

Dalmatian Toadflax and Yellow Toadflax: Identification and Control (PDF | 199 KB)
North Dakota State University. Extension Service.
Identification/Description; Photographs; Introduction History; Habitat

Yellow Toadflax - Ohio Perennial & Biennial Weed Guide
Ohio State University. Ohio Agricultural Research and Development Center.
Identification/Description; Photographs; Introduction History

Yellow Toadflax and Dalmatian Toadflax (PNW 135) (PDF | 308 KB)
Oregon State University. Extension Service.
Identification/Description; Photographs; Illustrations; Introduction History; Life Cycle; Distribution; Dispersion; Controls

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International

Yellow Toadflax - Guide to Weeds in British Columbia
British Columbia Ministry of Agriculture Food and Fisheries (Canada).
Identification/Description; Photographs; Illustrations; Impacts; Life Cycle; Habitat; Distribution; Dispersion; Controls

Linaria vulgaris (herb) - ISSG Global Invasive Species Database
World Conservation Union. Invasive Species Specialist Group.
Taxonomy; Identification/Description; Photographs; Impacts; Life Cycle; Habitat; Distribution; Controls

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Organizations

Yellow Toadflax
Colorado Weed Management Association.
Identification/Description; Photographs; Life Cycle; Habitat; Distribution; Dispersion

Linaria vulgaris
Discover Life.
Photographs

Biology and Biological Control of Dalmatian and Yellow Toadflax (2005; PDF | 3 MB)
Invasive.org.
Identification/Description; Illustrations; Introduction History; Life Cycle; Controls

Yellow Toadflax
Montana Weed Control Association.
Identification/Description; Introduction History; Impacts; Life Cycle; Controls

Citations

Zouhar, K. 2003. Linaria spp. In: Fire Effects Information System. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.

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Last Modified: Mar 30, 2014
 
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