Taxon: Centaurea ×moncktonii C. E. Britton

• 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:

CA*, CO(as Centaurea pratensis)*, ID(as Centaurea pratensis)*, OR(as Centaurea pratensis)*, WY°.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• hybrid knapweed   (Source: BSBI ) – English
  
• meadow knapweed   (Source: State Noxweed Seed [as C. jacea × C. nigra]) – English
  
• protean knapweed   (Source: F NAmer ) – English
  

Economic importance:

• Weed   (fide State Noxweed Seed, as C. jacea × C. nigra)
  

Distributional range:

• EUROPE
  Europe [possible wherever both parents are present]

• EUROPE
  Europe
• NORTHERN AMERICA
  Eastern Canada: Canada - Newfoundland, Nova Scotia, Ontario, Quebec
  Western Canada: Canada - British Columbia
  Northeastern U.S.A.: United States - Connecticut, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont
  North-Central U.S.A.: United States - Minnesota, Wisconsin
  Northwestern U.S.A.: United States - Idaho, Montana, Oregon, Washington
  Southeastern U.S.A.: United States - Virginia
  Southwestern U.S.A.: United States - California

References:

• Botanical Society of the British Isles. BSBI taxon database (on-line resource).
• FNA Editorial Committee. 1993–. Flora of North America.
• Ochsmann, J. 2001. Knapweeds (Centaurea L. and some related genera) in North America. In: Ochsmann, J., Welcome to the Centaurea pages.
• 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. [= C. jacea × C. nigra].

More:

Search AGRICOLA article citation database for citations referencing Centaurea x moncktonii.

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

Search Biodiversity Heritage Library for historical publications referencing Centaurea x moncktonii.

Synonyms:

• (=) Centaurea pratensis auct. N. Amer.
  

Check other web resources for Centaurea ×moncktonii C. E. Britton:

• 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
• 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.

Check other web resources for images:

• PlantSystematics.org
• 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

Ctrl P to print