MANUAL OF THE GRASSES OF THE UNITED STATES 843 



Elymus robuslus var. vestitus Wiegand, Rhodora 20: 90. 1918. Cedar Point, 



Ohio, MacDaniels 106. 

 Elymus canadensis var. philadelphicus Farwell, Mich. Acad. Sci. Rept. 21: 357. 



1920. Based on E. philadelphicus L. 

 Elymus philadelphicus var. hirsutus Farwell, Amer. Midi. Nat. 10: 314. 1927. 



Name proposed for E. canadensis as described by Wiegand (Rhodora 20: 87.' 



1918) "in large part." 

 Elymus philadelphicus var. pendulus Farwell, Amer. Midi. Nat. 10: 314. 1927. 



Based on E. canadensis var. pendulus Eaton and Wright. 

 Clinelymus canadensis Nevski, Bull. Jard. Bot. Acad. Sci. U.R.S.S. 30: 650. 



1932. Based on Elymus canadensis L. 

 Elymus canadensis forma glaucifolius Fernald, Rhodora 35: 191. 1933. 



Based on E. glaucifolius Muhl. 

 Elymus wiegandii Fernald, Rhodora 35: 192. 1933. St. Francis, Maine 



Fernald 197. 

 Elymus wiegandii forma calvescens Fernald, Rhodora 35: 192. 1933. Dead 



River, Maine, Fernald and Strong in 1896. 

 Elymus caxadexsis var. brachystachys Farwell, Mich. Acad. Sci. Rept. 21: 



357. 1920. Based on E. brachystachys Scribn. and Ball. 

 Elymus brachystachys Scribn. and Ball, U.S.Dept.Agr., Div. Agrost. Bull. 24: 



47. f. 21. 1901. Indian Territory [Oklahoma], Palmer 420. 

 Elymus philadelphicus var. brachystachys Farwell, Amer. Midi. Nat. 10: 314. 



1927. Based on E. bracystachys Scribn. and Ball. 

 Elymus caxadexsis var. robustus (Scribn. and Smith) Mackenz. and Bush, 



Man. Fl. Jackson County 38. 1902. Based on E. robustus Scribn. and 



Smith. 

 Elymus canadensis forma crescendus Ramalev, Minn. Bot. Studies 1: 114. 



1894. Springfield, Minn., Sheldon 1120. 

 Elymus robustus Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. Bull. 4: 37. 



1897. Illinois [type, Wolf], Iowa, Kansas, and Montana. 

 Elymus crescendus Wheeler, Minn. Bot. Studies 3: 106. 1903. Based on 



E. canadensis forma crescendus Ramaley. 

 Elymus canadensis villosus Bates, Amer. Bot. 20: 17. 1914. Loup City and 



Arcadia, Nebr., Bates in 1911. 

 Elymus glaucifolius crescendus Bush, Amer. Midi. Nat. 10: 83. 1926. Based 



on E. canadensis forma crescendus Ramaley. 

 Elymus glaucifolius robustus Bush, Amer. Midi. Nat. 10: 87. 1926. Based on 



E. robustus Scribn. and Smith. 

 Elymus philadelphicus var. robustus Farwell, Amer. Midi. Nat. 10: 314. 1927. 



Based on E. robustus Scribn. and Smith. 



(I) Elymus caput-medusae L., Sp. PL 84. 1753. Southern Europe. 

 Hordeum caput-medusae Coss. and Dur., Expl. Sci. Alger. 2: 198. 1867. Based 



on Elymus caput-medusae L. 



(II) Elymus condensatus Presl, Rel. Haenk. 1: 265. 1830. Monterey, Calif. 

 Haenke. 



Elymus coxdexsatus var. pubexs Piper, Erythea 7: 101. 1899. Yakima 

 Citv, Wash., Piper 2591. (Published as E. condensatus pubens.) 

 Elymus cinereus Scribn. and Merr., Bull. Torrey Bot. Club 29: 467. 1902. 

 Pahrump Valley, Nev., Purpus 6050. 

 (4) Elymus flavescens Scribn. and Smith, U.S.Dept.Agr., Div. Agrost. Bull. 



8: 8. f. 1. 1897. Columbus, Wash., Suksdorf 916. 

 Elymus giganteus Vahl, Svmb. Bot. 3: 10. 1794. Source unknown. 

 (12) Elymus glaucus Buckl., Acad. Nat. Sci. Phila. Proc. 1862: 99. 1863. 

 Columbia River, Oreg., Nuttall. 

 Elymus villosus var. glabriusculus Torr., U.S. Rept. Expl. Miss. Pacif. 4 5 : 157. 



1856. Napa Vallev, Calif. 

 Elymus nitidus Vasey, Bull. Torrey Bot. Club 13: 120. 1886. Eagle Moun- 

 tains, Oreg., Cusick [1130]. 

 Elymus americanus Vasev and Scribn.; Macoun, Cat. Can. PL 2 4 : 245. 1888, 

 name only; Cassidy, Colo. Agr. Expt. Sta. Bull. 12: 57. 1890. Arapahoe 

 Pass, Colo. 

 Elymus sibiricus var. americanus Wats, and Coult., in A. Gray, Man. ed. b. 



673. 1890. Michigan and westward. 

 Elymus sibiricus var. glaucus Ramaley, Minn. Bot. Studies 9: 112. 1S94. 



Based on E. glaucus Buckl. 

 Elymus glaucus var. breviaristatus Davy, in Jepson, Fl. West. Mid. Calif- 79. 

 1901. Point Reyes, Calif., Davy. 



