Taxon: Centaurea calcitrapa L.

• the 1 historical accession(s) associated with this name.
• Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.

A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:

AZ*°, CA*, NM*, NV*°, OR*°, WA*°, WY°.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Link to species profile at

Common names:

• purple cockspur   (Source: Aust Pl Common Names ) – English
  
• purple star thistle   (Source: State Noxweed Seed ) – English
  
• red star thistle   (Source: F BritStace ) – English
  
• saucy-bob   (Source: Aust Pl Common Names ) – English
  
• star thistle   (Source: F NZeal ) – English
  
• morrar   (Source: F Egypt ) – Arabic
  
• shuk   (Source: Weeds Egypt . 1984) – Arabic
  
• centaurée chausse-trape   (Source: Knapweeds NAmer) – French
  
• chausse-trape   (Source: F NAmer ) – French
  
• Stern-Flockenblume   (Source: Zander Ency ) – German
  
• centáurea-colirada   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  
• centáurea-estrela   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  
• tistelklint   (Source: Vara kulturvaxt namn ) – Swedish
  

Economic importance:

• Weed: potential seed contaminant   (fide Econ Pl Aust; Invasive Pl Spec)
  

More:

View phytochemical or ethnobotanical data from Duke's Phytochemical and Ethnobotanical Databases

Distributional range:

• AFRICA
  Northern Africa: Algeria; Egypt; Morocco; Tunisia
• ASIA-TEMPERATE
  Western Asia: Cyprus; Jordan; Lebanon; Syria; Turkey
• EUROPE
  Middle Europe: Austria; Germany; Hungary; Netherlands; Switzerland
  East Europe: Russian Federation - European part; Ukraine - Krym
  Southeastern Europe: Albania; Bosnia and Herzegovina; Bulgaria; Croatia; Greece [incl. Crete]; Italy [incl. Sardinia, Sicily]; Macedonia; Montenegro; Romania; Serbia; Slovenia
  Southwestern Europe: France [incl. Corsica]; Portugal; Spain [incl. Baleares]

• AFRICA
  Macaronesia: Cape Verde; Portugal - Madeira Islands; Spain - Canary Islands
  Southern Africa: South Africa
• AUSTRALASIA
  Australia: Australia
  New Zealand: New Zealand
• EUROPE
  Northern Europe: United Kingdom
• NORTHERN AMERICA
  Eastern Canada: Canada - Ontario
  Northeastern U.S.A.: United States - Massachusetts, New Jersey, New York, Pennsylvania
  North-Central U.S.A.: United States - Illinois, Iowa
  Northwestern U.S.A.: United States - Oregon, Washington
  Southeastern U.S.A.: United States - Alabama, District of Columbia, Florida, Georgia, Maryland, Virginia
  South-Central U.S.A.: United States - New Mexico
  Southwestern U.S.A.: United States - Arizona, California, Utah
• SOUTHERN AMERICA
  Southern South America: Argentina; Chile; Uruguay

• EUROPE
  Northern Europe: Norway
  Middle Europe: Czech Republic; Poland
  East Europe: Latvia

References:

• Aldén, B., S. Ryman & M. Hjertson. 2009. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin).
• Allan, H. H. B. et al. 1961–. Flora of New Zealand.
• Boulos, L. & M. N. El-Hadidi. 1984. The weeds of Egypt.
• Boulos, L. 1999–. Flora of Egypt.
• Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands.
• Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen.
• Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
• FNA Editorial Committee. 1993–. Flora of North America.
• Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14.
• Groth, D. 2005. pers. comm. [re. Brazilian common names].
• Hansen, A. & P. Sunding. 1993. Flora of Macaronesia: checklist of vascular plants, ed. 4. Sommerfeltia vol. 17.
• Hnatiuk, R. J. 1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11.
• Holm, L. et al. 1979. A geographical atlas of world weeds.
• Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares.
• Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
• Izquierdo Z., I. et al., eds. 2004. Lista de especies silvestres de Canarias: hongos, plantas y animales terrestres.
• Komarov, V. L. et al., eds. 1934–1964. Flora SSSR.
• Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants of Australia.
• Meikle, R. D. 1977–1985. Flora of Cyprus.
• Mouterde, P. 1966–. Nouvelle flore du Liban et de la Syrie.
• Ochsmann, J. 2001. Knapweeds (Centaurea L. and some related genera) in North America. In: Ochsmann, J., Welcome to the Centaurea pages.
• Parsons, W. T. & E. G. Cuthbertson. 1992. Noxious weeds of Australia.
• Pottier-Alapetite, G. 1979–1981. Flore de la Tunisie: Angiospermes-Dicotyledones.
• Seed Regulatory and Testing Branch, Agricultural Marketing Service, U.S.D.A. 1999. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act.
• Sell, P. & G. Murrell. 1996–. Flora of Great Britain and Ireland.
• Stace, C. 1995. New flora of the British Isles.
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
• USDA National Agricultural Library. National Invasive Species Information Center (on-line resource).
• Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds.

More:

Search AGRICOLA article citation database for citations referencing Centaurea calcitrapa.

Search NCBI's Entrez search engine for PubMed citations referencing Centaurea calcitrapa.

Search Biodiversity Heritage Library for historical publications referencing Centaurea calcitrapa.

Check other web resources for Centaurea calcitrapa L.:

• Flora Europaea: Database of European Plants (ESFEDS)
• Euro+Med Plantbase: Information Resource for Euro-Mediterranean Plant Diversity
• Flora of North America: Collaborative Floristic Effort of North American Botanists
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• AVH: Australia's Virtual Herbarium
• SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Images:

• Forestry Images: from www.forestryimages.org

More:

• Check PlantSystematics.org for additional images
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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