802 



MISC. PUBLICATION 200, U. S. DEPT. OF AGRICULTURE 



Triticum trachycaulum Link, Hort. Berol. 

 2: 189. 1833. Grown from seed col- 

 lected by Richardson in North America. 



Agropyron trachycaidon Steud., Syn. PI. 

 Glum. 1: 344. 1854. Garden name as 

 synonym of Triticum trachycaulum 

 Link. 



Crithopyrum trachycaidon Steud., Syn. PI. 

 Glum. 1: 344. 1854. Garden name, 

 as synonym of Triticum trachycaulum 

 Link. 



Agropyron tenerum Vasey, Bot. Gaz. 10: 

 258. 1885. Rocky Mountains. [Type, 

 Fort Garland, Colo., Vasey in 1884.] 



Agropyron violaceum var. majus Vasey, 

 L T . S. Natl. Herb. Contrib. 1 : 280. 1893. 

 Oregon, Cusick 1134. 



Agropyron repens var. tenerum Beal, 

 Grasses N. Amer. 2: 637. 1896. Based 

 on A. tenerum Vasey. 



Agropyron tenerum var. longifolium 

 Scribn. and Smith, U. S. Dept. Agr., 

 Div. Agrost. Bui. 4: 30. 1897. Oregon, 

 Giant's [error for Grant's] Pass, Howell 

 256. 



Agropyron tenerum var. ciliatum Scribn. 

 and Smith, U. S. Dept. Agr., Div. 

 Agrost. Bui. 4: 30. 1897. Minnesota 

 [type, Duluth, Vasey in 1881] to Ne- 

 braska and Utah. 



Agropyron novae-angliae Scribn. in Brain., 

 Jones, and Eggl., Fl. Vt. 103. 1900. 

 Westmore, Vt., Grout and Eggleston in 

 1894. 



Agropyron tenerum majus Piper. Torrey 

 Bot. Club Bui. 32: 543. 1905. Based 

 on A. violaceum var. major Vasey. 



Agropyron tenerum trichocoleum Piper, 

 Torrey Bot. Club Bui. 32: 546. 1905. 

 Based on A. tenerum var. ciliatum 

 Scribn. and Smith. 



Agropyron caninum var. tenerum Pease 

 and Moore, Rhodora 12: 71. 1910. 

 Based on A. tenerum Vasey. 



Agropyron caninum var. tenerum forma 

 ciliatum Pease and Moore, Rhodora 12: 



72. 1910. Based on A. tenerum var. 

 ciliatum Scribn. and Smith. 



Agropyron caninum var. tenerum forma 

 fernaldii Pease and Moore, Rhodora 12: 



73. 1910. Quebec, Macoun Herb. Geol. 

 Survey Canada 68978. 



Agropyron caninum var. hornemanni 

 forma pilosifolium Pease and Moore, 

 Rhodora 12: 75. 1910. Dead River, 

 Maine, Fernald 576. 



Zeia tenera Lunell, Amer. Midi. Nat. 4: 

 227. 1915. Based on Agropyron tene- 

 rum Vase3 r . 



Agropyron tenerum var. novae-angliae Far- 

 well, Mich. Acad. Sci. Rpt. 21: 355. 

 1920. Based on A. novae-angliae Scribn. 



Agrovyron missuricum Farwell, Amer. 

 Midi. Natl. 12: 48. 1930. Based on 

 Triticum missuricum Spreng. 



Agropyron trachycaulum var. tenerum 



Malte, Canada Natl. Mus. Ann. Rpt. 



1930 (Bui. 68) : 44. 1932. Based on A. 



tenerum Vasey. 

 Agropyron trachycaulum var. glaucescens 



Malte, Canada Natl. Mus. Ann. Rpt. 



1930 (Bui. 68): 45. 1932. Saskatch- 

 ewan, Malte. 

 Agropyron trachycaulum var. trichocoleum 



Malte, Canada Xatl. Mus. Ann. Rpt. 



1930 (Bui. 68) : 45. 1932. Based on A. 



tenerum trichocoleum Piper. 

 Agropyron trachycaidum var. fernaldii 



Malte, Canada Natl. Mus. Ann. Rpt. 



1930 (Bui. 68): 46. 1932. Based on A. 



caninum var. tenerum forma fernaldii 



Pease and Moore. 

 Agropyron trachycaulum var. majus Fer- 

 nald, Rhodora 35: 171. 1933. Based 



on A. violaceum var. major Vasey. 

 Agropyron trachycaulum var. novae-angliae 



Fernald, Rhodora 35: 174. 1933. 



Based on A. novae-angliae Scribn. 

 Agropyron pauciflorum Hitchc, Amer. 



Jour. Bot. 21: 132. 1934. Based on 



Triticum pauciflorum Schwein. Not .4. 



pauciflorum Schur., 1859. 

 Roegneria trachycaulon Nevski in Koma- 



rov, Fl. U. R. S. S. 2 : 599. 1934. Based 



on Triticum trachycaulum Link. 

 Roegneria paucifiora Hvlander, Uppsala 



Univ. Arsk. 7: 36, 89/ 1945. Based on 



Triticum pauciflorum Schwein. 

 Ely mus pauciflorus Gould, Madrono 9: 



126. 1947. Based on Triticum pauci- 

 florum Schwein. Not Ely mus pauci- 

 florus Lam., 1791. 

 Alpine forms of this species have been re- 

 ferred to Agropyron violaceum (Hornemj 

 Lange and to A. biflorum (Brign.) Roem. 

 and Schult. 

 Agropyron trichophorum (Link) Richt., PI. 



Eur. 1: 124. 1890. Based on Triticum 



trichophorum Link. 

 Triticum trichophorum Link, Linnaea 17: 



395. 1843. Europe. 

 Elytrigia trichophora Nevski, Acta Univ. 



Asiae Med. VIII b, Bot. 17: 57. 1934. 



Based on Triticum trichophorum Link. 

 Agropyron triticeum Gaertn., Nov. Coram. 



Petrop. 14*: 540. 1770. Russia. 

 Secale prostratum Pall., Reise Prov. Russ. 



Reich. Anhang 1: 485. 1771. Russia. 

 Triticum prostratum L. f., Sup. PI. 114. 



1781. Based on Secale prostratum Pall, 

 Agropyron prostratum Beauv., Ess. 



Agrost. 102, 146. 1812. Based on 



Triticum prostratum L. f. 

 (11) Agropyron vulpinum (Rydb.) Hitchc, 



Amer. Jour. Bot. 21 : 132. 1934. Based 



on Elymus vulpinus Rydb. 

 Ely mus vulpinus Rvdb., Torrey Bot. Club 



Bui. 36: 540. "1909. Grant County, 



Nebr., Rydberg 1617. 

 Agropyron richardsoni vulpinus Hitchc, 



Wash. Biol. Soc Proc 41: 159. 1928. 



Based on Elymus vulpinus Rydb. 



