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PLANTS Profile |
Centaurea diffusa Lam.
diffuse knapweed
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Common Names: |
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white knapweed |
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Images:
Centaurea diffusa Lam.
See all the Centaurea thumbnails at the PLANTS Gallery
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Synonyms:
Centaurea diffusa Lam.
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ACDI3 |
Acosta diffusa (Lam.) Soják |
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Distribution:
Centaurea diffusa Lam.
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AZ, CA, CO, CT, IA, ID, IL, IN, KY, MA, MI, MO, MT, NE, NJ, NM, NV, OH, OR, TN, UT, WA, WI, WY), CAN (AB, BC, ON, QC, SK, YT) |
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Related Taxa:
Centaurea diffusa Lam.
View
477 genera in Asteraceae,
37 species in Centaurea
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Classification:
Centaurea diffusa Lam.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Noxious Weed Information:
Centaurea diffusa Lam.
This plant 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: |
diffuse knapweed |
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Prohibited noxious weed |
diffuse knapweed |
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Restricted noxious weed |
California: |
diffuse knapweed |
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A list (noxious weeds) |
Colorado: |
diffuse knapweed |
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B list (noxious weeds) |
Idaho: |
diffuse knapweed |
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Noxious weed |
Montana: |
diffuse knapweed |
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Category 1 noxious weed |
Nebraska: |
diffuse knapweed |
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Noxious weed |
Nevada: |
diffuse knapweed |
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Noxious weed |
New Mexico: |
diffuse knapweed |
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Class A noxious weed |
North Dakota: |
diffuse knapweed |
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Noxious weed |
Oregon: |
diffuse knapweed |
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"B" designated weed |
diffuse knapweed |
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Quarantine |
South Dakota: |
diffuse knapweed |
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Regulated non-native plant species |
Utah: |
diffuse knapweed |
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Noxious weed |
Washington: |
diffuse knapweed |
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Class B noxious weed |
diffuse knapweed |
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Noxious weed seed and plant quarantine |
Wyoming: |
diffuse knapweed |
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Noxious weed |
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U.S. Weed Information:
Centaurea diffusa Lam.
diffuse knapweed
This plant 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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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:
Centaurea diffusa Lam.
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 diffusa Lam.
View photographs from CalPhotos.
View species account from USDA Forest Service Fire Effects Information System (FEIS).
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 36958.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View photographs and distribution from University of Tennessee Herbarium.
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 diffusa Lam.
AZ-Northern Arizona Weed Council
CO-Douglas County Weed Education
Canada-Knapweed Biology & Control
Canada-Ontario Noxious Weeds
Idaho One Plan: noxious abstract & images
MT-Center for Invasive Plant Management
Manitoba Agriculture - Weeds in Crop Production: abstract & images
ND-Know Your Knapweeds (NDSU Extension)
NV-Extension Weed Wanted Posters
Saskatchewan Agriculture and Food: weed identification
The Nature Conservancy: Wildland Weeds Management & Research Program
USDA NRCS Plant Materials
UT-Unwanted Weeds-Utah Department of Transportation
UT-Utah's 17 Most Noxious Weeds
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Time Generated: 10/05/2008 11:12 AM MDT |
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