PIPER FLORA OF THE STATE OF WASHINGTON. 145 



16a. Bromus hordeaceus glabrescens. (Coss.) Shear, U. S. Dept. Agr. Div. Agrost. 

 Bull. 23: 20. 1900. 



Bromus mollis glabrescens Coss. Fl. Descr. Par. 654. 1845. 



Type locality: Paris, France. 



Specimens examined: Cold Creek, Cotton 495; Kittitas County, Vasey 74; Pullman 

 Elmer 878 in part. 



17. Bromus japonicus Thunb. Fl. Jap. 52. t. 11. 1784. 

 Bromus patvlus Mert. & Koch in Rohl. Deutschl. Fl. 1: 685. 1823. 

 Type locality: Japan. 



Specimens examined: Prosser, Cotton 1111. 



18. Bromus secalinus L. Sp. PI. 1: 76. 1753. • Cheat. 

 Type locality: "Habitat in Europae agris secalinis arenosis." 



Specimens examined: Seattle, Pifer 1987; Fort Colville, LyaR, August, 1860; Steptoe, 

 Vasey 45, 48; Waitsburg, Horner 521. 



19. Bromus racemosus commutatus (Schrad.) Hook. f. Stud. Fl. Brit. Isl. 451. 1870. 

 Bromus commutatus Schrad. Fl. Germ. 353. 1806. 



Type locality: Germany. 



Specimens examined: Clallam County, Elmer 1959; Montesano, Heller 3983; Seattle 

 Piper 944; Pullman, Elmer 886; Piper 3926. 



SPARTINA. 



Plant stout; spikelets 12 to 14 mm. long \. S. pectinata. 



Plant slender; spikelets 6 to 9 mm. long 2. 5". gracilis. 



1. Spartina pectinata Link, Jahrb. 1': 92. 1820. 

 Type locality: "Aus Nordamerika." 



Range: Nova Scotia to Washington, south to New Jersey, Indian Territory, and Oregon. 



Specimens examined: Pend Oreille River, Lyall in 1861, Almota, Piper 2372; Kalis- 

 pel Lake, Kreager 339 



Zonal distribution : Upper Sonoran to Transition. 



This species has commonly been known as Spartina cynosuroides (L.) Michx., but the 

 type of Dactylis cynosuroides is the species known as Spartina polystachya Michx. 



2. Spartina gracilis Trin. Mem. Acad. St. Petersb. VL 6^: 110. 1840. 

 Type locality: "Amer. Bor." 



Range: British Columbia to California, eastward to North Dakota and Kansas. 



Specimens examined: Loomis, Elmer 891; Coulee City, Henderson 2248, Piper 3910; 

 Wilson Creek, Sandherg & Leiberg 248; Silver Lake, Henderson 2248; without locality, 

 Brandegee 1152; Okanogan, Griffiths <fc Cotton 266; Grand Coulee, Griffiths cfe Cotton 450; 

 Condons Ferry, Griffiths cfe Cotton 418. 



Zonal distribution: Upper Sonoran. 



BECKMANNIA. 



1. Beckmarmia erucaeformis (L.) Host. Gram. Austr. 3: 5. 1805. 



Phalaris erucaeformis L. Sp. PI. 1 : 55. 1753. 



Type locality: "Habitat in Siberia, Russia, Europa australi." 



Range: Ontario to British Columbia, south to Iowa, Colorado, and California. 



Specimens examined: Loomis, £'^mer 587; Toppenish, //entZerson, May, 1892; Pullman, 

 Piper 1750; Union Flat, Whitman County, Lake cfe Hull 109; Steptoe, Vasey 62, Pollens-, 

 burg, Vasey 495; Cow Creek, Griffiths cfe Cotton 519. 



Zonal distribution: Arid Transition. 

 29418—06 m 10 



