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Centaurea calcitrapa L.
red star-thistle

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



Click on the image below to enlarge it and download a high-resolution TIFF file.
Line Drawing of Centaurea calcitrapa L.
Britton, N.L., and A. Brown. 1913. An illustrated flora of the northern United States, Canada and the British Possessions. Vol. 3: 559. Courtesy of Kentucky Native Plant Society. Scanned by Omnitek Inc. Usage Requirements.
 
More Information:
 

Images:
Centaurea calcitrapa L.

See all the Centaurea thumbnails at the PLANTS Gallery
 

Distribution:
Centaurea calcitrapa 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 (AL, AZ, CA, DC, IA, IL, IN, MD, NJ, NM, NY, OR, PA, UT, VA, WA), CAN (ON)
 

Related Taxa:
Centaurea calcitrapa L.

View 477 genera in Asteraceae, 37 species in Centaurea
 

Classification:
Centaurea calcitrapa 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 calcitrapa L. – red star-thistle
 

Noxious Weed Information:
Centaurea calcitrapa 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:
purple starthistle              Prohibited noxious weed
California:
purple starthistle              B list (noxious weeds)
Nevada:
purple starthistle              Noxious weed
New Mexico:
purple starthistle              Class A noxious weed
Oregon:
purple starthistle              "A" designated weed
purple starthistle              Quarantine
Washington:
purple starthistle              Class A noxious weed
purple starthistle              Noxious weed seed and plant quarantine
 

U.S. Weed Information:
Centaurea calcitrapa L.

purple 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.
 

Introduced Information:
Centaurea calcitrapa 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 calcitrapa L.

View photographs from CalPhotos.

View species account from ARS Germplasm Resources Information Network (GRIN).

View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 36952.

View species account and distribution map from Jepson Interchange (University of California - Berkeley).

 

Related Web Sites:
Centaurea calcitrapa L.

CalFlora: database occurrence

Canada-Ontario Noxious Weeds

WA-Noxious Weed List & Information

 
 
Time Generated: 10/10/2008 07:19 PM MDT