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PLANTS Profile |
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
spotted knapweed
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Click on the image below to enlarge it and download a high-resolution
JPEG file.
Stan Gilliam. ©Lawrence S. Gilliam. USA, NC, Forsyth Co., disturbed dry field margin. Usage Requirements.
Any use of copyrighted images requires notification of the copyright holder.
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Images:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
Click on a thumbnail to view an image, or
see all the Centaurea thumbnails at the PLANTS Gallery
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Synonyms:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
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ACMA9 |
Acosta maculosa auct. non (Lam.) Holub |
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CEBI2 |
Centaurea biebersteinii DC. |
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spotted knapweed
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CEMA4 |
Centaurea maculosa auct. non Lam. |
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Distribution:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AL, AR, AZ, CA, CO, CT, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OR, PA, RI, SC, SD, TN, UT, VA, VT, WA, WI, WV, WY), CAN (AB, BC, NB, NS, ON, QC, YT) |
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Related Taxa:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
View
478 genera in Asteraceae,
37 species in Centaurea,
1 subspecies
in Centaurea stoebe L.
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Classification:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Noxious Weed Information:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
The synonym italicized and indented below is 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: |
Centaurea maculosa |
spotted knapweed |
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Prohibited noxious weed |
spotted knapweed |
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Restricted noxious weed |
California: |
Centaurea maculosa |
knapweed |
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A list (noxious weeds) |
Colorado: |
Centaurea maculosa |
spotted knapweed |
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B list (noxious weeds) |
Connecticut: |
Centaurea biebersteinii |
spotted knapweed |
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Invasive, banned |
Idaho: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
Massachusetts: |
Centaurea biebersteinii |
spotted knapweed |
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Prohibited |
Montana: |
Centaurea maculosa |
spotted knapweed |
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Category 1 noxious weed |
Nebraska: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
Nevada: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
New Mexico: |
Centaurea maculosa |
spotted knapweed |
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Class A noxious weed |
North Dakota: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
Oregon: |
Centaurea maculosa |
spotted knapweed |
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"B" designated weed |
spotted knapweed |
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Quarantine |
South Dakota: |
Centaurea maculosa |
spotted knapweed |
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Regulated non-native plant species |
Utah: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
Washington: |
Centaurea biebersteinii |
spotted knapweed |
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Class B noxious weed |
spotted knapweed |
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Noxious weed seed and plant quarantine |
Wyoming: |
Centaurea maculosa |
spotted knapweed |
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Noxious weed |
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U.S. Weed Information:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
Centaurea biebersteinii
spotted knapweed
Centaurea maculosa
spotted knapweed
The related entities and synonyms 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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Cal-IPC |
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California Invasive Plant Council.
2006.
California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (1 February 2007).
California Invasive Plant Council.
Berkeley, California.
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KY |
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Haragan, P.D.
1991.
Weeds of Kentucky and adjacent states: a field guide.
The University Press of Kentucky.
Lexington, Kentucky.
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N'EAST |
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Uva, R.H., J.C. Neal, & J.M. DiTomaso.
1997.
Weeds of the Northeast.
Cornell University Press.
Ithaca, New York.
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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.
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SEEPPC |
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Southeast Exotic Pest Plant Council.
1996.
Invasive exotic pest plants in Tennessee (19 October 1999).
Research Committee of the Tennessee Exotic Pest Plant Council.
Tennessee.
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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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WI |
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Hoffman, R. & K. Kearns (eds.).
1997.
Wisconsin manual of control recommendations for ecologically invasive plants.
Wisconsin Dept. Natural Resources.
Madison, Wisconsin.
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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.
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Introduced Information:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
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:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
View species account from ARS Germplasm Resources Information Network (GRIN).
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
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:
Centaurea stoebe L. ssp. micranthos (Gugler) Hayek
AK-Alaska Committee for Noxious and Invasive Plants Management
AZ-Northern Arizona Weed Council
CT-Connecticut Botanical Society
CT-USDA NRCS Invasive Species Identification Sheets
CT-USDA NRCS Invasive Species Identification Sheets
Canada-British Columbia-Pest Management
Canada-Knapweed Biology & Control
Canada-Rangeland Ecosystems and Plants
Cooperative Agriculture Pest Survey & NAPIS Page
Global Invasive Species Database
ID-Idaho One Plan Noxious Weeds
Idaho One Plan: noxious abstract & images
Invasive Species
MA-Massachusetts Non-Native Plant Introductions
MI-Department of Environmental Quality
MO-Missouri Plants
MT-Center for Invasive Plant Management
NAPIS Pest Tracker
NC-Plant Fact Sheet
ND-Know Your Knapweeds (NDSU Extension)
ND-North Dakota State University Extension
ND-Spotted Knapweed (NDSU Extension)
NJ-Rutgers Cooperative Extension
NY-Invasive Plant Council of New York State-Top 20
OH-Ohio Perennial and Biennial Weed Guide
PA-Pennsylvania Flora Abstract
Plant Conservation Alliance-Alien Plant Working Group
TNC-Global Invasive Species Initiative
USDA FS Fire Effects Information System (FEIS)
USDA FS-Common Control Measures for Invasive Plants of the Pacific Northwest Region
USDA NAL-National Invasive Information Center
USDA NRCS Plant Materials
USDA NRCS-Montana Invasive Species Technical Notes
UT-Utah's 17 Most Noxious Weeds
VA-Invasive Alien Plant Species of Virginia
VA-Invasive Alien Plant Species of Virginia
VA-Virginia Tech Weed Identification Guide
WA-State Noxious Weed Control Board
WI-Department of Natural Resources
WI-Invasive Plants of Wisconsin (UofWI-Green Bay)
Weed Technology Article
Wisconsin Department of Natural Resources: abstract
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Time Generated: 09/15/2012 01:06 PM CDT |
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