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Cirsium  Mill.
Taxonomic Serial No.: 36334

(Download Help) Cirsium TSN 36334

 Taxonomy and Nomenclature
  Kingdom: Plantae  
  Taxonomic Rank: Genus  
  Common Name(s): thistle [English]
  Taxonomic Status:    
  Current Standing: accepted  
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  
  Global Species Completeness: partial   
  Latest Record Review: 2009   

 Taxonomic Hierarchy
 KingdomPlantae  – plantes, Planta, Vegetal, plants  
    SubkingdomViridiplantae  – green plants  
       InfrakingdomStreptophyta  – land plants  
             DivisionTracheophyta  – vascular plants, tracheophytes  
                SubdivisionSpermatophytina  – spermatophytes, seed plants, phanérogames  
                            FamilyAsteraceae  – sunflowers, tournesols  
                               GenusCirsium Mill. – thistle  
    Direct Children:  
                                  Species Cirsium altissimum (L.) Hill – tall thistle, roadside thistle 
                                  Species Cirsium andersonii (A. Gray) Petr. – rose thistle, Anderson's thistle 
                                  Species Cirsium andrewsii (A. Gray) Jeps. – Franciscan thistle 
                                  Species Cirsium arizonicum (A. Gray) Petr. – Arizona thistle 
                                  Species Cirsium arvense (L.) Scop. – Canada thistle, Canadian thistle, Californian thistle, creeping thistle, field thistle 
                                  Species Cirsium barnebyi S.L. Welsh & Neese – Barneby's thistle 
                                  Species Cirsium brevifolium Nutt. – Palouse thistle 
                                  Species Cirsium brevistylum Cronquist – clustered thistle 
                                  Species Cirsium X canalense Petr. – canal thistle 
                                  Species Cirsium canescens Nutt. – prairie thistle, Platte thistle 
                                  Species Cirsium canum (L.) All. – Queen Anne's thistle 
                                  Species Cirsium carolinianum (Walter) Fernald & B.G. Schub. – soft thistle, Carolina thistle 
                                  Species Cirsium ciliolatum (L.F. Hend.) J.T. Howell – Ashland thistle 
                                  Species Cirsium clavatum (M.E. Jones) Petr. – Fish Lake thistle 
                                  Species Cirsium crassicaule (Greene) Jeps. – slough thistle 
                                  Species Cirsium X crassum Petr. – thistle 
                                  Species Cirsium cymosum (Greene) J.T. Howell – peregrine thistle 
                                  Species Cirsium discolor (Muhl. ex Willd.) Spreng. – field thistle 
                                  Species Cirsium douglasii DC. – Douglas' thistle 
                                  Species Cirsium drummondii Torr. & A. Gray – dwarf thistle 
                                  Species Cirsium eatonii (A. Gray) B.L. Rob. – Eaton's thistle, mountaintop thistle 
                                  Species Cirsium edule Nutt. – edible thistle, Hall's thistle, cardoon 
                                  Species Cirsium engelmannii Rydb. – Engelmann's thistle 
                                  Species Cirsium flodmanii (Rydb.) Arthur – Flodman's thistle 
                                  Species Cirsium foliosum (Hook.) DC. – elk thistle, Drummond's thistle, leafy thistle, meadow thistle 
                                  Species Cirsium fontinale (Greene) Jeps. – fountain thistle 
                                  Species Cirsium grahamii A. Gray – Graham's thistle 
                                  Species Cirsium helenioides (L.) Hill – melancholy thistle 
                                  Species Cirsium hookerianum Nutt. – white thistle 
                                  Species Cirsium horridulum Michx. – yellow thistle 
                                  Species Cirsium hydrophilum (Greene) Jeps. – Suisun thistle 
                                  Species Cirsium inamoenum (Greene) D.J. Keil  
                                  Species Cirsium X iowense (Pammel) Fernald (pro sp.) – Iowa thistle 
                                  Species Cirsium japonicum Fisch. ex DC. – Japanese thistle 
                                  Species Cirsium joanne S.L. Welsh, N.D. Atwood & L.C. Higgins – Joanna's thistle 
                                  Species Cirsium kamtschaticum Ledeb. ex DC. – Kamchatka thistle 
                                  Species Cirsium lecontei Torr. & A. Gray – Le Conte's thistle 
                                  Species Cirsium longistylum J.W. Moore & Frankton – longstyle thistle 
                                  Species Cirsium mexicanum DC. – Mexican thistle 
                                  Species Cirsium mohavense (Greene) Petr. – Mojave thistle, virgin thistle, Rusby's thistle 
                                  Species Cirsium muticum Michx. – swamp thistle 
                                  Species Cirsium neomexicanum A. Gray – New Mexico thistle, powderpuff thistle, Utah thistle, lavender thistle 
                                  Species Cirsium nuttallii DC. – Nuttall's thistle 
                                  Species Cirsium occidentale (Nutt.) Jeps. – cobwebby thistle 
                                  Species Cirsium ochrocentrum A. Gray – yellowspine thistle 
                                  Species Cirsium ownbeyi S.L. Welsh – Ownbey's thistle 
                                  Species Cirsium palustre (L.) Scop. – marsh thistle 
                                  Species Cirsium parryi (A. Gray) Petr. – Parry's thistle, pale thistle, Cloudcroft thistle, Gila thistle, Mogollon thistle 
                                  Species Cirsium perplexans (Rydb.) Petr. – Rocky Mountain thistle, spring thistle 
                                  Species Cirsium pitcheri (Torr. ex Eaton) Torr. & A. Gray – sand dune thistle, Pitcher's thistle 
                                  Species Cirsium praeteriens J.F. Macbr. – Palo Alto thistle 
                                  Species Cirsium pulcherrimum (Rydb.) K. Schum. – Wyoming thistle 
                                  Species Cirsium pumilum Spreng. – pasture thistle 
                                  Species Cirsium pyrenaicum (Jacq.) All. – Pyrenean thistle 
                                  Species Cirsium quercetorum (A. Gray) Jeps. – Alameda County thistle 
                                  Species Cirsium remotifolium (Hook.) DC. – fewleaf thistle 
                                  Species Cirsium repandum Michx. – sandhill thistle 
                                  Species Cirsium rhothophilum S.F. Blake – surf thistle 
                                  Species Cirsium rydbergii Petr. – Rydberg's thistle 
                                  Species Cirsium scabrum (Poir.) Bonnet & Barratte – rough thistle 
                                  Species Cirsium scariosum Nutt. – meadow thistle 
                                  Species Cirsium texanum Buckley – Texas thistle 
                                  Species Cirsium tracyi (Rydb.) Petr. – Tracy's thistle 
                                  Species Cirsium turneri Warnock – cliff thistle 
                                  Species Cirsium undulatum (Nutt.) Spreng. – wavyleaf thistle, gray thistle, wavy-leaf thistle 
                                  Species Cirsium validus Greene – graceful thistle 
                                  Species Cirsium X vancouverense J.W. Moore & Frankton – Vancouver thistle 
                                  Species Cirsium vinaceum Woot. & Standl. – Sacramento Mountains thistle 
                                  Species Cirsium virginianum (L.) Michx. – Virginia thistle 
                                  Species Cirsium vulgare (Savi) Ten. – bull thistle, common thistle, spear thistle 
                                  Species Cirsium wheeleri (A. Gray) Petr. – Wheeler's thistle 
                                  Species Cirsium wrightii A. Gray – Wright's thistle, Wright's marsh thistle 

  Expert: David J. Keil  
  Notes: Director, Curator, Robert F. Hoover Herbarium, Biological Sciences Department, California Polytechnic State University, San Luis Obispo, CA 93407, USA   
  Reference for: Cirsium    
  Other Source(s):    
  Source: Asteraceae of North America Update, database (version 2010.5.13)  
  Acquired: 2010   
  Notes: Update coordinated by the International Compositae Alliance (TICA) ( through the Smithsonian Institution in collaboration with the USDA National Plant Data Center   
  Reference for: Cirsium   
  Source: NODC Taxonomic Code, database (version 8.0)  
  Acquired: 1996   
  Reference for: Cirsium   
  Source: The PLANTS Database, database (version 4.0.4)  
  Acquired: 1996   
  Notes: National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA.   
  Reference for: Cirsium   
  Source: The PLANTS Database, database (version 5.1.1)  
  Acquired: 2000   
  Notes: National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA.   
  Reference for: Cirsium   
  Publication Date:    
  Article/Chapter Title:    
  Journal/Book Name, Vol. No.:    
  Publication Place:    
  Reference for:    

 Geographic Information
  Geographic Division:    






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Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. However, it is not a legal authority for statutory or regulatory purposes. While every effort has been made to provide the most reliable and up-to-date information available, ultimate legal requirements with respect to species are contained in provisions of treaties to which the United States is a party, wildlife statutes, regulations, and any applicable notices that have been published in the Federal Register. For further information on U.S. legal requirements with respect to protected taxa, please contact the U.S. Fish and Wildlife Service.

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