MATTTTAL OF THE GRASSES OF THE UNITED STATES 847 



Elymus canadensis var. intermedius Vasey; A. Gray, Man. ed. 6. 673. 1890. 



Northeastern United States. [Type, Lansingburg, N.Y., Howe in 1886.] 

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



38. 1897. Not E. intermedius Bieb., 1808. Maine to Virginia, west to 



Illinois and Nebraska. [Herbarium evidence shows this to be based on 



E. canadensis var. intermedius Vasey.] 

 Elymus hirsutiglumis Scribn., U.S.Dept.Agr., Div. Agrost. Bull. 11: 58. 1898. 



Based on E. intermedius Scribn. and Smith. 

 Elymus virginicus var. hirsutiglumis Hitchc., Rhodora 10: 65. 1908. Based 



on E. hirsutiglumis Scribn. 

 Terrella hirsutiglumis Nevski, Bull. Jard. Bot. Acad. Sci. U.R.S.S. 30: 639. 



1932. Based on Elymus hirsutiglumis Scribn. 



Elymus virginicus var. typicus forma hirsutiglumis Fernald, Rhodora 35: 198. 



1933. Based on E. hirsutiglumis Scribn. 



ELYMUS VIRGINICUS var. SUBMUTICUS Hook., Fl. Bor. Amer. 2: 255. 1840. 



Cumberland House Fort, Saskatchewan, Drummond. 

 ^Elymus virginicus var. arcuatus Wood, Amer. Bot. and Flor. pt. 2: 405. 1870. 



Southern States. 

 Elymus curvatus Piper, Bull. Torrey Bot. Club 30: 233. 1903. Stevens 



County, Wash., Kr eager 375. 

 Elymus submuticus Smyth, Kans. Acad. Sci. Trans. 25: 99. 1913. Based 



on E. virginicus var. submuticus Hook. 

 Terrellia virginica var. submutica Lunell, Amer. Midi. Nat. 4: 228. 1915. 



Based on Elymus virginicus var. submuticus Hook. 

 Terrella curvata Nevski, Bull. Jard. Bot. Acad. Sci. U.R.S.S. 30: 639. 1932. 



Based on Elymus curvatus Piper. 



(152) ELYONURUS Humb. and Bonpl. 



(1) Elyonurus barbiculmis Hack., in DC., Monogr. Phan. 6: 339. 1889. Texas, 



Wright 804; New Mexico, Wright 2106; Arizona, Lemmon 2926 [type]; Roth- 

 rock 638. 



Elyonurus barbiculmis parviflorus Scribn., U.S.Dept.Agr., Div. Agrost. Circ. 

 32: 1. 1901. Arizona, Griffiths 1849. 



(2) Elyonurus tripsacoides Humb. and Bonpl.; Willd., Sp. PL 4: 941. 1806. 

 Caracas, Venezuela, Humboldt and Bonpland. 



Rottboellia ciliata Nutt., Gen. PI. 1: 83. 1818. Georgia, Baldwin. 



Anatherum tripsacoides Spreng., Syst. Veg. 1: 290. 1825. Based on Elyo- 

 nurus tripsacoides Humb. and Bonpl. 



Andropogon tripsacoides Steud., Syn. PL Glum. 1: 364. 1854. Based on 

 Elyonurus tripsacoides Humb. and Bonpl. 



Andropogon nuttallii Chapm., Fl. South. U.S. 580. 1860. Based on Rott- 

 boellia ciliata Nutt. 



Elyonurus nuttallianus Benth.; Vasey, Grasses U.S. 17. 1883. Based on 

 Andropogon nuttallianus [error for nuttallii Chapm.]. 



Elyonurus nuttallii Vasey, Descr. Cat. Grasses U.S. 25. 1885. Based on 

 Andropogon nuttallii Chapm. 



(12) ERAGROSTIS Host 



Eragrostis abyssinica (Jacq.) Link, Hort. Berol. 1: 192. 1827. Based on 



Poa abyssinica Jacq. (The name is published as " Eragrostis abessinica.") 

 Poa abyssinica Jacq., Misc. Austr. 2: 364. 1781. [Abyssinia.] 

 (43) Eragrostis acuta Hitchc., Biol. Soc. Wash. Proc. 41: 159. 1928. Punta 



Rassa, Fla., Hitchcock 263. 

 Eragrostis alba Presl, Rel. Haenk. 1: 279. 1830. "Hab. ad Monte-Rey, Cali- 



forniae. 1J." The label with the type specimen bears "Regio montana", 



indicating that the plant came from Peru. The species is not known from 



the United States. 

 (8) Eragrostis amabilis (L.) Wight and Arn.; Hook and Am., Bot. Beechey Voy. 



251. 1841. Based on Poa amabilis L. 

 Poa amabilis L., Sp. PL 68. 1753. India. 

 Poa plumosa Retz., Obs. Bot. 4: 20. 1786. East Indies. 

 Megastachya amabilis Beauv., Ess. Agrost. 74, 167, 173. 1812. Based on 



Poa amabilis L. 

 Cynodon amabilis Raspail, Ann. Sci. Nat., Bot. 5: 302. 1825. Based on 



Megastachya amabilis Beauv. 

 Eragrostis plumosa Link, Hort. Berol. 1: 192. 1827. Based on Poa plumosa 



Retz. 



55974-35 54 



