MANUAL OF THE GRASSES OF THE UNITED STATES 773 



(20) Agropyron arizonicum Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. 



Bull. 4: 27. 1897. New Mexico, Arizona [type, Rincon Mountains, Nealley 



67J. and Chihuahua, Mexico. 

 Agropyron caninum var. majus Scribn., BuD. Torrey Bot. Club 10: 32. 1883. 



Santa Rita Mountains, Ariz., Pringle. 

 Agropyron spicatum var. arizonicum Jones, Contrib. West. Bot. 14: 19. 1912. 



Based on .4. arizonicum Scribn. and Smith. 

 (15) Agropyron bakeri E. Nels., Bot, Gaz. 38: 378. 1904. Pagosa Peak, 



Colo.. Baker 139. 

 Agropyron caninum (L.) Beauv., Ess. Agrost, 102, 146. 1812. Based on 



Triticum caninum L. 

 Triticum caninum L., Sp. PI. 86. 1753. Europe. 

 Zeia canina Lunell, Amer. Midi. Nat, 4: 226. 1915. Based on Triticum 



caninum L. 

 (1) Agropyron cristatum (L.) Gaertn., Nov. Comm. Petrop. 14: 540. 1770. 



Based on Bromus cristatus L. 

 Bromus cristatus L., Sp. PI. 78. 1753. Northern Asia. 

 Triticum cristatum Schreb., Beschr. Gras. 2: 12. pi. 23. f. 2. 1769. Based 



on Bromus cristatus L. 

 Avena cristata Roem. and Schult,, Syst, Veg. 2: 758. 1817, as synonym of 



Agropyron cristatum Gaertn. 

 Costia cristata Willk., Bot. Zte. 16: 377. 1858. Based on Bromus cristatus L. 

 Zeia cristata Lunell, Amer. Midi. Nat. 4: 226. 1915. Based on Agropyron 



cristatum Gaertn. 



(6) Agropyron dasystachyum (Hook.) Scribn., Bull. Torrey Bot. Club 10: 78. 



1883. Based on Triticum repens var. dasystachyum Hook. 

 Triticum repens var. dasystachyum Hook., Fl. Bor. Amer. 2: 254. 1840. 



Saskatchewan, Richardson. The type has villous lemmas. 

 Triticum repens var. subvillosum Hook., Fl. Bor. Amer. 2: 254. 1840. 



Mackenzie River, Canada, Richardson. The type has scabrous-pubescent 



lemmas. 

 Triticum dasystachyum A. Gray, Man. 602. 1848. Based on T. repens var. 



dasystachyum Hook. 

 Agropyron dasystachyum subvillosum Scribn. and Smith, U.S.Dept.Agr., Div. 



Agrost. Bull. 4: 33. 1897. Based on Triticum repens var. subvillosum 



Hook. 

 Agropyron lanceolatum Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. Bull. 4: 



34. 1897. Idaho [type, Blackfoot, Palmer 266], Washington and Oregon. 

 Triticum repens acutum Vasey; Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. 



Bull. 4: 34. 1897, as synonym of .4. lanceolatum Scribn. and Smith. 

 Agropyron subvillosum E. Nels., Bot. Gaz. 38: 378. 1904. Based on Triticum 



repens var. subvillosum Hook. 

 Zeia dasystachya Lunell, Amer. Midi. Nat. 4: 226. 1915. Based on Triticum 



repens var. dasystachyum Hook. 



(7) Agropyron elmeri Scribn., U.S.Dept.Agr., Div. Agrost. Bull. 11: 54. pi. 12. 



1898. Snake River, Wash., Elmer 759, 

 (10) Agropyron griffithsi Scribn. and Smith; Piper, Biol. Soc. Wash. Proc. 18: 148. 



1905. North Fork Clear River, Wvo., Williams and Griffiths 140. 

 (19) Agropyron inerme (Scribn. and Smith) Rydb., Bull. Torrey Bot. Club 36: 



539. 1909. Based on .4. divergent inerme Scribn. and Smith. 

 Agropyron divergens inerme Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. 



Bull. 4: 27. 1897. British Columbia to Utah and Idaho [tvpe Henderson 



3058]. 

 Agropyron spicatum inerme Heller, Cat. N.Amer. PL ed. 2. 3. 1900. 



Based on Agropyron divergens inerme Scribn. and Smith. 

 Agropyron intermedium (Host) Beauv., Ess. Agrost. 102, 146. 1812. Based 



on Triticum intermedium Host, 

 Triticum intermedium Host, Gram. Austr. 3: 23. 1805. Austria. 

 Triticum glaucum Desf. ; DC, Fl. Franc. 5: 281. 1815. Not T. glaucum 



Moench, 1794. France. 

 Agropyron glaucum Roem. and Schult., Syst. Veg. 2: 752. 1817. Based on 



Triticum glaucum Desf. 

 Braconotia glauca Godr., Fl. Lorr. 3: 192. 1844. Based on Triticum glaucum 



Desf. 

 Agropyron repens glaucum Scribn., Mem. Torrey Bot. Club 5: 57. 1894. 



Based on Triticum glaucum Desf., but misapplied to A. smithii Rydb. 

 Zeia glauca Lunell, Amer. Midi. Nat. 4: 226. 1915. Based on Triticum 



glaucum Desf., but misapplied to A. smithii Rydb. 



