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Centaurea solstitialis L.
yellow star-thistle

       
Symbol:    
Group:    
Family:    
Duration:    
Growth Habit:    
Native Status:  
  
  



Click on the image below to enlarge it and download a high-resolution JPEG file.
Photo of Centaurea solstitialis L.
Brother Alfred Brousseau. Courtesy of St. Mary's College of California. ©St. Mary's College of California. Usage Requirements. Any use of copyrighted images requires notification of the copyright holder.
 
More Information:
 

Images:
Centaurea solstitialis L.

Click on a thumbnail to view an image, or see all the Centaurea thumbnails at the PLANTS Gallery
View a larger version of this image and Profile page for Centaurea solstitialis L. View a larger version of this image and Profile page for Centaurea solstitialis L. View a larger version of this image and Profile page for Centaurea solstitialis L. View a larger version of this image and Profile page for Centaurea solstitialis L. View a larger version of this image and Profile page for Centaurea solstitialis L.
 

Synonyms:
Centaurea solstitialis L.

  LESO10 Leucantha solstitialis (L.) A. Löve & D. Löve
 

Distribution:
Centaurea solstitialis L.

View Native Status
Distribution Map Legend

See U.S. county distributions (when available) by clicking on the map or the linked states below:

USA (AZ, CA, CO, CT, FL, IA, ID, IL, IN, KS, KY, MA, MD, MI, MN, MO, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, WA, WI, WV, WY), CAN (AB, MB, ON, SK)
 

Related Taxa:
Centaurea solstitialis L.

View 477 genera in Asteraceae, 37 species in Centaurea
 

Classification:
Centaurea solstitialis 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 Asteridae
Order Asterales
Family Asteraceae – Aster family
Genus Centaurea L. – knapweed
Species Centaurea solstitialis L. – yellow star-thistle
 

Noxious Weed Information:
Centaurea solstitialis L.

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:
yellow starthistle, St. Barnaby's thistle              Prohibited noxious weed
yellow starthistle              Restricted noxious weed
California:
yellow starthistle              C list (noxious weeds)
Colorado:
yellow starthistle              A list (noxious weeds)
Idaho:
yellow starthistle              Noxious weed
Montana:
yellow starthistle              Category 3 noxious weed
Nevada:
yellow starthistle              Noxious weed
New Mexico:
yellow starthistle              Class A noxious weed
North Dakota:
yellow starthistle              Noxious weed
Oregon:
yellow starthistle              "B" designated weed
yellow starthistle              Quarantine
South Dakota:
yellow starthistle              Regulated non-native plant species
Utah:
yellow starthistle              Noxious weed
Washington:
yellow starthistle              Class B noxious weed
 

U.S. Weed Information:
Centaurea solstitialis L.

yellow starthistle

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        Assorted authors. 200_. State noxious weed lists for 46 states. State agriculture or natural resource departments.
Cal-IPC        California Invasive Plant Council. 2006. California Invasive Plant Inventory. Cal-IPC Publication 2006-02 (February 2007). California Invasive Plant Council. Berkeley, California.
SWSS        Southern Weed Science Society. 1998. Weeds of the United States and Canada. CD-ROM. Southern Weed Science Society. Champaign, Illinois.
WSWS        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.
 

Introduced Information:
Centaurea solstitialis 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.

Scientific Name= A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | all
Common Name= A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | all
 

More Accounts and Images:
Centaurea solstitialis L.

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 36972.

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.

 

Related Web Sites:
Centaurea solstitialis L.

BLM, Prineville, Oregon

British Columbia Ag. & Food, Crop Protection Program: Weed Guide

CA-Management Practices for Long Term Yellow Starthistle Control.

CalFlora: database occurrence

Canada-Ontario Noxious Weeds

Fire Effects Database

Idaho One Plan: noxious abstract & images

MT-Center for Invasive Plant Management

NV-Extension Weed Wanted Posters

NY-Cornell University: Poisonous Plant Databases (images)

Noxious Weeds of the Central Sierra-USFS

The Nature Conservancy: Wildland Weeds Management & Research Program

UC Davis, IPM: abstract & images

USDA NRCS Plant Materials

UT-Unwanted Weeds-Utah Department of Transportation

UT-Utah's 17 Most Noxious Weeds

WA-Noxious Weed List & Information

Weed Research & Information Center-UCDavis

 
 
Time Generated: 07/18/2009 11:54 PM MDT