144 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



9b. Bromus eximius umbraticus nom. nov. 



Bromus vulgaris Shear, U. S. Dept. Agr. Div. Agrost. Bull. 23: 43. 1900, not Bromus 

 purgans vmlgaris Hook. Fl. Bor. Am. 2: 252. 1840, nor B. secalinus vulgaris Koch, Syn. 

 819. 1837. 



Type locality: Collected in the upper Nisqually Valley, Washington, by Allen (no. 41). 



R.^nge: California to British Columbia, east to Montana and Wyoming. 



Specimens examined: Olympic Mountains, Elmer 1961, 1960; Seattle, Piper 945, 946; 

 Tacoma, Flett 74; Nisqually Valley, Allen 41; Blue Mountains, Piper 2563; Laice d' Hull 

 79; //orn«r 513, 514; Clarks Springs, Kreager 57; Tacoma, Leckenby; Klickitat River, 

 Suksdorf 177 ; west Klickitat County, Suksdotf 175. 



2iONAL distribution: Transition. 



This species was formerly confused with B. ciliatus L., which is not known from within 

 our limits. 



10. Bromus richardsonii pallidus (Hook.) Shear, U. S. Dept. Agr. Div. Agrost. Bull. 

 23: 34. 1900. 



Bromus purgans pallidus Hook. Fl. Bor. Am. 2: 252. 1840. 

 Type locality: "Saskatchewan to the Rocky Mountains." 

 Range: Nebraska to Nevada and northward to the Arctic. 



Specimens examined: Olympic Mountains, Elmer; Snoqualmie Falls, Piper 3803; 

 White River, Vasey 378; Loomis, Elmer 559. 

 Zonal distribution: Canadian or Hudsonian. 



11. Bromus maximus Desf. Fl. Atl. 1: 95. 1800. 

 Type uxality: "Hah. in arvis," Europe. 

 Specimens examined: Spokane, Leckenby, June 2, 1898. 



11a. Brom.us m.axunu8 g^ussoni Pari. Fl. Ital. 1: 407. 1848. 

 Bromus guHsoni Pari. Rar. PI. Sic. 2: 8. 1840. 

 Type locality: Sicily. 

 Specimens examined: Tacoma, Piper, July, 1897; Leckenby in 1898. 



12. Bromus rubens L. Cent. PI. 1: 5. 1755. 

 Type locality: European. 



Specimens examined: Bingen, SuJt«dor/" 5077. 



13. Bromus sterilis L. Sp. PI. 1: 77. 1753. 

 Type loc^ality: European. 



Specimens examined: Pullman, Piper 2554; Stuart Island, Lawrence 169; Walla 

 Walla, Shear 1616. 



14. Bromus tectorum L. Sp. PI. 1: 77. 1753. 

 Type locality: European. 



Specimens examined: Spokane, Piper, July, 1896; Pasco, Elmer 1047; Pullman, 

 Piper, July 4, 1899; without locality, Sandberg cfe Leiberg 191; Wallula, Cotton 1066. 



15. Bromus brizaeform.i8 Fisch. & Mey. Ind. Sem. Hort. Petrop. 3: 30. 1837. 

 Type locality: "In montibus Taliisch." 



Specimens examined: Union Gap, Yakima River, Cotton 430; Waitsburg, Horner 563; 

 Steptoe, Vasey 53; Almota, Piper 1739; Wawawai, Piper 1739; Pullman, Piper 1739; 

 Elmer 876. 



16. Bromus hordeaceus L. Sp. PI. 1: 77. 1753. 

 Bromus mollis L. Sp. PI. ed. 2. 1; 112. 1762. 

 Type locality; European. 



Specimens examined; Seattle, Piper 796; Steptoe, Vasey 22; Almota, Piper 3562; 

 Pullman, Elmer 878 in part; Piper, May, 1894, June 21, 1901; Prosser, Cotton 1110; Walla 

 Walla, Shear 1585; Tacoma, Leckenby in 1898. 



