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Achnatherum  P. Beauv.
Taxonomic Serial No.: 500933

(Download Help) Achnatherum TSN 500933

 Taxonomy and Nomenclature
       
  Kingdom: Plantae  
  Taxonomic Rank: Genus  
  Synonym(s): Aristella (Trin.) Bertol.
 
    Eriocoma Nutt.
 
    Fendleria Steud.
 
    Lasiagrostis Link
 
  Common Name(s): needlegrass
 
    Achnatherum
 
    needlegrass spp.
 
       
  Taxonomic Status:    
  Current Standing: accepted  
       
  Data Quality Indicators:    
  Record Credibility Rating: verified - standards met  
  Global Species Completeness: partial   
  Latest Record Review: 2010   
       

 Taxonomic Hierarchy
       
 KingdomPlantae  – plantes, Planta, Vegetal, plants  
    SubkingdomViridiplantae  – green plants  
       InfrakingdomStreptophyta  – land plants  
          SuperdivisionEmbryophyta   
             DivisionTracheophyta  – vascular plants, tracheophytes  
                SubdivisionSpermatophytina  – spermatophytes, seed plants, phanérogames  
                   ClassMagnoliopsida   
                      SuperorderLilianae  – monocots, monocotyledons, monocotylédones  
                         OrderPoales   
                            FamilyPoaceae  – grasses, graminées  
                               GenusAchnatherum P. Beauv. – needlegrass, Achnatherum, needlegrass spp.  
    Direct Children:  
                                  Species Achnatherum acutum (Swallen) Valdés-Reyna & Barkworth  
                                  Species Achnatherum altum (Swallen) Hoge & Barkworth  
                                  Species Achnatherum aridum (M.E. Jones) Barkworth – Mormon needlegrass, arid needlegrass 
                                  Species Achnatherum X bloomeri (Bol.) Barkworth – Achnatherum, Bloomer ricegrass, Bloomer's ricegrass 
                                  Species Achnatherum bracteatum (Swallen) Valdés-Reyna & Barkworth  
                                  Species Achnatherum calamagrostis (L.) P. Beauv.  
                                  Species Achnatherum capense (L.) P. Beauv.  
                                  Species Achnatherum constrictum (Hitchc.) Valdés-Reyna & Barkworth  
                                  Species Achnatherum contractum (B.L. Johnson) Barkworth – contracted ricegrass 
                                  Species Achnatherum coronatum (Thurb.) Barkworth – giant ricegrass 
                                  Species Achnatherum curvifolium (Swallen) Barkworth – Guadalupe ricegrass, Guadalupe needlegrass 
                                  Species Achnatherum diegoense (Swallen) Barkworth – San Diego needlegrass, San Diego County needlegrass 
                                  Species Achnatherum editorum (E. Fourn.) Valdés-Reyna & Barkworth  
                                  Species Achnatherum eminens (Cav.) Barkworth – southwestern needlegrass 
                                  Species Achnatherum hendersonii (Vasey) Barkworth – Henderson's needlegrass 
                                  Species Achnatherum hirticulme (S.L. Hatch, Valdés-Reyna & Morden) Valdés-Reyna & Barkworth  
                                  Species Achnatherum hymenoides (Roem. & Schult.) Barkworth – Indian ricegrass 
                                  Species Achnatherum latiglume (Swallen) Barkworth – Sierra needlegrass 
                                  Species Achnatherum lemmonii (Vasey) Barkworth – Lemmon's needlegrass 
                                  Species Achnatherum lettermanii (Vasey) Barkworth – Letterman needlegrass, Letterman's needlegrass 
                                  Species Achnatherum lobatum (Swallen) Barkworth – littleawn needlegrass, little awn needlegrass 
                                  Species Achnatherum multinode (Scribn. ex Beal) Valdés-Reyna & Barkworth  
                                  Species Achnatherum nelsonii (Scribn.) Barkworth – Nelson achnatherum, Columbia needlegrass 
                                  Species Achnatherum nevadense (B.L. Johnson) Barkworth – Nevada needlegrass 
                                  Species Achnatherum occidentale (Thurb. ex S. Watson) Barkworth – western needlegrass 
                                  Species Achnatherum parishii (Vasey) Barkworth – Parish achnatherum, Parish's needlegrass 
                                  Species Achnatherum perplexum Hoge & Barkworth – New Mexico needlegrass 
                                  Species Achnatherum pinetorum (M.E. Jones) Barkworth – pine-forest needle grass, pinewoods needlegrass, pine needlegrass 
                                  Species Achnatherum richardsonii (Link) Barkworth – Richardson needlegrass, Richardson's needlegrass 
                                  Species Achnatherum robustum (Vasey) Barkworth – sleepy grass, sleepygrass 
                                  Species Achnatherum scribneri (Vasey) Barkworth – Scribner needlegrass, Scribner's needlegrass 
                                  Species Achnatherum splendens (Trin.) Nevski  
                                  Species Achnatherum stillmanii (Bol.) Barkworth – Stillman's needlegrass 
                                  Species Achnatherum swallenii (C.L. Hitchc. & Spellenb.) Barkworth – Swallen's needlegrass 
                                  Species Achnatherum thurberianum (Piper) Barkworth – Thurber's needlegrass 
                                  Species Achnatherum wallowaense J. Maze & K. A. Robson  
                                  Species Achnatherum webberi (Thurb.) Barkworth – Webber needlegrass, Webber's needlegrass 
       

 References
       
  Expert(s):    
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  Source: Catalogue of New World Grasses (Poaceae) - 11/2009, database (version 24/11/2009)  
  Acquired: 2009   
  Notes: Maintained by R. J. Soreng et al., at http://www.tropicos.org/Project/CNWG and formerly at http://mobot.mobot.org/W3T/Search/nwgc.html   
  Reference for: Achnatherum   
       
  Source: Poaceae update, database (version Sept. 2010)  
  Acquired: 2010   
  Notes: Poaceae update for ITIS, in cooperation with NatureServe, and based on the Catalogue of New World Grasses database and other sources   
  Reference for: Achnatherum   
       
  Source: The PLANTS Database, database (version 4.0.4)  
  Acquired: 1996   
  Notes: National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA. http://plants.usda.gov   
  Reference for: Achnatherum   
       
  Source: The PLANTS Database, database (version 5.1.1)  
  Acquired: 2000   
  Notes: National Plant Data Center, NRCS, USDA. Baton Rouge, LA 70874-4490 USA. http://plants.usda.gov   
  Reference for: Achnatherum   
       
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