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Taxon: Centaurea diffusa Lam.

 
Genus: Centaurea
Family: Asteraceae (alt.Compositae)
Subfamily: Carduoideae
Tribe: Cardueae
Subtribe: Centaureinae
Nomen number: 104125
Place of publication: Encycl. 1:675. 1785
Link to protologue:
Name Verified on: 01-Mar-2012 by ARS Systematic Botanists. Last Changed: 01-Mar-2012
Species priority site is:
Accessions: 0 (0 active, 0 available) in National Plant Germplasm System

Common names:

  • diffuse knapweed  (Source: World Econ Pl) - English
  • small-flower star thistle  (Source: F GB Ire) - English
  • tumble knapweed  (Source: F NAmer) - English
  • white knapweed  (Source: Zander ed16) - English
  • centaurée diffuse  (Source: F NAmer) - French
  • sparrige Flockenblume  (Source: Zander ed16) - German

Economic Importance:

  • Weed: potential seed contaminant; potential seed contaminant

Distributional Range:

    Native

    Asia-Temperate
    • WESTERN ASIA: Turkey (n.w.)
    • CAUCASUS: Armenia, Azerbaijan, Georgia, Russian Federation, [Dagestan] Russian Federation-Ciscaucasia [Ciscaucasia]

    Europe
    • EASTERN EUROPE: Moldova, Ukraine (incl. Krym)
    • SOUTHEASTERN EUROPE: Bulgaria, Greece, Macedonia, Romania, Serbia


    Adventive

    Europe
    • NORTHERN EUROPE: Norway, United Kingdom
    • MIDDLE EUROPE: Belgium, Czech Republic, Slovakia
    • EASTERN EUROPE: Estonia, Latvia, Lithuania


    Naturalized

    Asia-Temperate
    • SIBERIA: Russian Federation [Altay, Krasnoyarsk]

    Europe
    • MIDDLE EUROPE: Austria, Germany, Hungary, Poland, Switzerland
    • SOUTHEASTERN EUROPE: Italy, Slovenia
    • SOUTHWESTERN EUROPE: France, Spain

    Northern America
    • SUBARCTIC AMERICA: Canada [Yukon Territory]
    • EASTERN CANADA: Canada [Ontario, Quebec]
    • WESTERN CANADA: Canada [Alberta, British Columbia, Saskatchewan]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Massachusetts, Michigan, New Hampshire, New Jersey, Rhode Island]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Missouri, Nebraska]
    • NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
    • SOUTHEASTERN U.S.A.: United States [Kentucky, Tennessee]
    • SOUTH-CENTRAL U.S.A.: United States [New Mexico]
    • SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]

    Southern America
    • SOUTHERN SOUTH AMERICA: Argentina


References:

  1. Cabrera, A. L. & E. M. Zardini Manual de la flora de los alrededores de Buenos Aires. (Man BuenAir)
  2. Campbell, F. T., ed. Report of National Coalition of Exotic Plant Pest Councils. 1995 (unpublished draft) (Rep NCEPPC)
  3. Czerepanov, S. K. Vascular plants of Russia and adjacent states (the former USSR). 1995 (L USSR)
  4. Davis, P. H., ed. Flora of Turkey and the east Aegean islands. (F Turk)
  5. Encke, F. et al. Zander: Handwörterbuch der Pflanzennamen, 13. Auflage. 1984 (Zander ed13)
  6. Erhardt, W. et al. Zander: Handwörterbuch der Pflanzennamen, 16. Auflage. 2000 (Zander ed16)
  7. Euro+Med Editorial Committee Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). (EuroMed Plantbase)
  8. FNA Editorial Committee Flora of North America. (F NAmer)
  9. Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada. (Glea Cron)
  10. Groth, D. 2005. pers. comm. (pers. comm.)
  11. Hess, H. E. et al. Flora der Schweiz, ed. 2. (F Switz)
  12. Hitchcock, C. L. et al. Vascular plants of the Pacific Northwest. (F Pacif NW)
  13. Instituto de Botánica Darwinion Flora del Conosur. Catálogo de las plantas vasculares. (F ConoSur)
  14. Kartesz, J. T. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. (L US Can ed2)
  15. Komarov, V. L. et al., eds. Flora SSSR. (F USSR)
  16. Krasnoborov, I. M., ed. Flora of Siberia (English translation). 2000- (F Siberia)
  17. Liberty Hyde Bailey Hortorium Hortus third. (Hortus 3)
  18. Ochsmann, J. Knapweeds (Centaurea L. and some related genera) in North America (Centaurea Pages)
  19. Scoggan, H. J. The flora of Canada, 4 vol. (F Canada)
  20. Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually). (State Noxweed Seed)
  21. Sell, P. & G. Murrell Flora of Great Britain and Ireland. (F GB Ire)
  22. Steyermark, J. A. Flora of Missouri. (F Missouri)
  23. Tutin, T. G. et al., eds. Flora europaea. (F Eur)
  24. USDA National Agricultural Library National Invasive Species Information Center (on-line resource). (Nat Invasive Sp Info)
  25. Wu Zheng-yi & P. H. Raven et al., eds. Flora of China (English edition). (F ChinaEng)

Check other web resources for Centaurea diffusa Lam. :


Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2018. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?id=104125. Accessed 12 December 2018.