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| PLANTS Profile |
Onopordum acanthium L.
Scotch cottonthistle
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Click on the image below to enlarge it and download a high-resolution
JPEG file.
©Gary A. Monroe. United States, NV, Washoe Co. July 24, 2002. Usage Requirements.
Any use of copyrighted images requires notification of the copyright holder.
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Images:
Onopordum acanthium L.
Click on a thumbnail to view an image, or
see all the Onopordum thumbnails at the PLANTS Gallery
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Synonyms:
Onopordum acanthium L.
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ONACA |
Onopordum acanthium L. ssp. acanthium |
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Scotch thistle
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Distribution:
Onopordum acanthium L.
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AL, AZ, CA, CO, CT, DC, DE, FL, IA, ID, IL, IN, KS, KY, MA, MD, MI, MN, MO, MT, NE, NJ, NM, NV, NY, OH, OK, OR, PA, RI, TX, UT, VA, VT, WA, WI, WV, WY), CAN (BC, MB, NB, NS, ON, QC) |
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Related Taxa:
Onopordum acanthium L.
View
477 genera in Asteraceae,
3 species in Onopordum
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Classification:
Onopordum acanthium L.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Noxious Weed Information:
Onopordum acanthium L.
This plant and the related entity italicized and indented below are listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place
name to get a complete noxious weed list for that location,
or click here for a composite list of all
Federal and State Noxious Weeds.
| Arizona: |
| Scotch thistle |
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Prohibited noxious weed |
| Scotch thistle |
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Restricted noxious weed |
| Arkansas: |
| Onopordum |
| thistle |
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Noxious weed |
| California: |
| Scotch thistle |
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A list (noxious weeds) |
| Colorado: |
| Scotch thistle |
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B list (noxious weeds) |
| Connecticut: |
| Scotch thistle |
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Potentially invasive, banned |
| Idaho: |
| Scotch thistle |
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Noxious weed |
| Missouri: |
| Scotch thistle |
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Noxious weed |
| Nevada: |
| Scotch thistle |
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Noxious weed |
| New Mexico: |
| Scotch thistle |
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Class A noxious weed |
| Oklahoma: |
| Scotch thistle |
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Noxious weed |
| Oregon: |
| Scotch thistle |
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"B" designated weed |
| Scotch thistle |
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Quarantine |
| Utah: |
| Scotch thistle |
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Noxious weed |
| Washington: |
| Scotch thistle |
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Class B noxious weed |
| Scotch thistle |
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Noxious weed seed and plant quarantine |
| Wyoming: |
| Scotch thistle |
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Noxious weed |
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U.S. Weed Information:
Onopordum acanthium L.
Scotch cotton thistle
Scotch thistle
cotton thistle
heraldic thistle
Onopordum
thistle
This plant and the related entity italicized and indented above can be weedy or invasive according to 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 weed list, or click here for a
composite list of Weeds of the U.S.
| STATE |
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Assorted authors.
200_.
State noxious weed lists for 46 states.
State agriculture or natural resource departments.
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| NE&GP |
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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.
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| SWSS |
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Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM.
Southern Weed Science Society.
Champaign, Illinois.
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| WSWS |
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Whitson, T.D. (ed.) et al.
1996.
Weeds of the West.
Western Society of Weed Science in cooperation with Cooperative Extension Services, University of Wyoming.
Laramie, Wyoming.
630pp.
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Introduced Information:
Onopordum acanthium L.
This plant is introduced to some part of the PLANTS
Floristic Area, though it may be native in other parts. Click on
link below for a partial or complete list of PFA introduced plants.
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More Accounts and Images:
Onopordum acanthium L.
View photographs from CalPhotos.
View species account and distribution 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 38140.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View species account from Native American Ethnobotany (University of Michigan - Dearborn).
View species account, photographs, and distribution from University of Washington Burke Museum.
View species account and photographs from University of Wisconsin - Stevens Point Freckmann Herbarium.
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Related Web Sites:
Onopordum acanthium L.
AZ-Northern Arizona Weed Council
AZ-Northern Arizona Weed Council
BLM Environmental Education-Weeds
CA-County Noxious Weed Project List (Scotch thistle)
CO-Douglas County Weed Education
Canada-Ontario Noxious Weeds
Idaho One Plan: noxious abstract & images
Invasive Plant Atlas of New England
NV-Extension Weed Wanted Posters
OK-OSU Extension-Thistles and their Identification
Swedish Virtual Flora: images & text (in Swedish)
UT-Unwanted Weeds-Utah Department of Transportation
UT-Utah's 17 Most Noxious Weeds
Victoria - Natural Resources & Environment: Landcare Notes
WA-King County Noxious Weeds
WA-Noxious Weed List & Information
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| Time Generated: 10/05/2008 12:01 PM MDT |
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