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Taxon: Rhaponticum repens (L.) Hidalgo

Genus: Rhaponticum
Family: Asteraceae (alt. Compositae) subfamily: Carduoideae tribe: Cardueae subtribe: Centaureinae
Nomen number: 454138
Place of publication: Ann. Bot. (Oxford) ser. 2, 97:714. 2006
Name verified on: 19-Mar-2012 by ARS Systematic Botanists. Last updated: 19-Mar-2012
No species priority site assigned.


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:
AK(as Acroptilon repens)*°, AZ(as Acroptilon repens)*°, CA(as Acroptilon repens)*, CA(as Centaurea repens)°, CO(as Acroptilon repens)*°, CT(as Centaurea repens)°, GA(as Acroptilon repens)°, HI(as Acroptilon repens)*°, IA(as Centaurea repens)*°, ID(as Acroptilon repens)*, ID(as Centaurea repens)*°, IL(as Centaurea picris)°, IN(as Centaurea repens)°, KS(as Centaurea picris)*, KS(as Centaurea repens)°, LA(as Centaurea repens)°, MI(as Centaurea picris)*°, MN(as Centaurea repens)°, MT(as Centaurea repens)*°, ND°, ND(as Acroptilon repens)*, NE(as Centaurea repens)°, NM(as Acroptilon repens)*, NM(as Centaurea repens)°, NV(as Acroptilon repens)*°, NY(as Acroptilon repens)°, OH(as Acroptilon repens)°, OH(as Centaurea picris)°, OK(as Centaurea picris)*°, OR(as Acroptilon repens)*°, SC(as Centaurea picris)°, SD(as Centaurea repens)*°, TX(as Centaurea repens)°, UT(as Centaurea repens)*°, WA(as Acroptilon repens)*, WA(as Centaurea repens)°, WI(as Centaurea picris)°, WY(as Acroptilon repens)*°.
ªAquatic. *Terrestrial. °In seed.
noxious weed information from Invaders Database System for northwestern U.S.
Link to species profile at National Invasive Species Information Center

Common names:

  • blueweed   (Source: Noxweed Aust [as Acroptilon repens]) – English
  • creeping-knapweed   (Source: World Econ Pl ) – English
  • hardheads   (Source: Noxweed Aust [as Acroptilon repens]) – English
  • mountain-bluet   (Source: F NAmer ) – English
  • Russian centaurea   (Source: F NAmer ) – English
  • Russian-knapweed   (Source: World Econ Pl ) – English
  • Turkestan thistle   (Source: F NAmer ) – English
  • centaurée de Russie   (Source: F NAmer ) – French
  • Federblume   (Source: Zander ed17 [as Acroptilon repens]) – German

Economic importance:

  • Vertebrate poisons: mammals   (fide Poison Pl Proc, as Centaurea repens)
  • Weed: potential seed contaminant   (fide Econ Pl Aust, as Acroptilon repens; Proc. Roy. Soc. Edinburgh 89:296. 1986, as Acroptilon repens)

Distributional range:

    Western Asia: Afghanistan; Cyprus; Iran; Iraq [n.]; Turkey
    Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Ciscaucasia
    Middle Asia: Kazakhstan; Kyrgyzstan; Tajikistan; Turkmenistan; Uzbekistan
    Mongolia: Mongolia
    China: China - Gansu, Hebei, Nei Monggol, Ningxia, Qinghai, Shaanxi [n.], Shanxi [n.], Xinjiang
    Indian Subcontinent: India - Jammu and Kashmir; Pakistan
    East Europe: Russian Federation - European part; Ukraine - Krym
    Southeastern Europe: Greece

      Naturalized: (links to other web resources are provided for some distributions)
    Australia: Australia - New South Wales, Queensland, South Australia, Victoria
    Northern Europe: United Kingdom
    Middle Europe: Germany
    East Europe: Belarus; Russian Federation - European part
    Eastern Canada: Canada - Ontario
    Western Canada: Canada - Alberta, British Columbia, Manitoba, Saskatchewan
    Northeastern U.S.A.: United States - Indiana, Michigan, New York, Ohio
    North-Central U.S.A.: United States - Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, Wisconsin
    Northwestern U.S.A.: United States - Colorado, Idaho, Montana, Oregon, Washington, Wyoming
    Southeastern U.S.A.: United States - Arkansas, Kentucky, Louisiana, Virginia
    South-Central U.S.A.: United States - New Mexico, Texas
    Southwestern U.S.A.: United States - Arizona, California, Nevada, Utah
    Northern Mexico: Mexico - Baja Norte
    Southern South America: Argentina

    New Zealand: New Zealand
    Middle Europe: Belgium; Czech Republic; Poland; Slovakia
    East Europe: Latvia; Lithuania
    Southeastern Europe: Italy
    Southwestern Europe: France

  • exact native range obscure




Check other web resources for Rhaponticum repens (L.) Hidalgo:


  • Fruits: U.S. National Seed Herbarium image
  • Fruits: Seed ID Workshop image, from Department of Horticulture and Crop Science, Ohio State University
  • Check for additional images
  • Google 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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Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: (28 November 2015)

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