128 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Melica acuminaia Boland. Proc. Cal. Acad. 4: 104. 1870. 



Fesluca cepacea Philippi, Linnaea 33: 297. 1864-6.5. 



Melica cepacea Scribner, U. S. Dept. Agr. Div. Agrost. Ciir. 30: 8. 1901. 



Type locality: Unalaska. 



Range: Northern California to W'i'oming and Alaska. 



Specimens examined: Clallam County, itZw/g?- 1937; Seattle, Pfper 839,864: Coupeville 

 Gardner 339; 'E&ston, Henderson 2216; upper NLsqually Valley, ^4?/fn 47: Blue Mouutain.s, 

 Piper 2560: Lake d' Hull S3; Horner 512; Stehekin, Grijiths ci' Cotton 220. 



Zonal dlstribution: Tran.sition to Arctic. 



6. MeUca bella Piper, U. S. Dept. Agr. Div. Agrost. Circ. 27: 10. ICOO. 



Mdlca hidhosa Geyer; Hook. Journ. Hot. & Kew Misc. 8: 19. 18.56, noni. nud.,not Melica 

 hulhosa Geyer; Thurb. in S. Wats. Hot. Cal. 2: 304. 1880. 



Type locality: "Rocky ravine. Upper Platte."' Collected by Geyer. 



Range: Washington to Wyoming and Oregon. 



Specimens examined: Wenache Mountains, Brandegee 1182; Whited, May 31, 1899; 

 Mount Stuart, iSaTuZfter^ cfc Zei/>€r^ 580; Upper Atanum H'lver, Henderson 2214; Peshastin, 

 Samlbergdc Lei&er^?, July, 1893; Wenache, G. i?. Fasey, July, 1889; Ellensburg, P(>e/-2616; 

 Chelan, Griffiths <& Cotton 167; Stehekin, GAffiths & Cotton 239. 



Zonal distribution: Arid Transition. 



7. Melica bella intonsa, subsp. nov. 



Leaves and culms covered with a dense short reflexed pubescence. 



Range: Washington to Nevada. 



Specimens examined; Wenas, Griffiths d' Cotton 103, June, lfi02 (type). 



7a. Melica fugax madophylla, subsp. nov. 



Leaves and stems glabrous or nearly so. 



Range: Washington to California. 



Specimens examined: Falcon Valle}-, Suksdoif Ql (type), 78, 16, .5; without locality 

 Wilkes Expedition; Cascade Mountains, Vasey 9, 93. 



Melica bromoides Gray is included in Suksdorf's List, but there is no evidence that the 

 species occurs in Washington. 



PL.EUROPOGON. 



1. Pleuropogon refractum (A. Gray) Vasey, U. S. Dept. Agr. Div. Bot. Bull. 13-: 

 pi. 69. 1893. 



Lophochlaena refracla A. Gray, Pioc. Am. Acad. 8: 409. 1872. 



Type locality: Oregon. Collected b\' Hall. ,^ 



Range: Oregon and Washington west of the Cascades. 



Speclmens examined: Olympic Mountains, Elmer 1931; Piper; Seattle, Piper 886; 

 Nisqually Valley, Allen 40; Stevens Pass, Sandberg d- Leiherg 734; White River, Vasey 360. 



Zonal distribution: Humid Transition to Canadian. 



DACTYLIS. 



1. Dactylis glomerata L. Sp. PI. 1: 71. 1753. Orchard gra.ss. 



Type locality: "Habitat in Europae cultis ruderatis." 

 Specimens examined: Waitsburg, T^orne/- 224. 



POA. Bluegrass. 



Annual: Icnmui without cobwebby hairs at base 1. P. annua. 



Perennial. 



Plants with creeping rootstocks. 



Stem flattened, 2-edged; panicles small 2. P. cornpressa. 



Stem cylindric. 



Lemma webbed, that is, with a tuft of long hairs at the 

 base. 



