FKSTl'CK.K. 591 



mm. long, intormediato nerves somctiiiu's ol)scure; puleu nearly us 

 long, cilioliite on the keels. Anthers T) nun. long. 



Montana, Ctnibn *'' >^'f'il»K'f' -l^'T; Washington, (I. li. Vosey; 

 (.'alil'oniia, linhttuhr d' KeJhijij in ISi:.'. 



\'l. F. Howellii Mack. 



An erect perennial, alxmt 70 cm. liigh. Ulailes of sterile sho<its 

 short, those of the ciilni ".' -3 in nuinhor, scahrid, ereet, involutf, s 

 1() cm. long, ;)-4nim. wide; sheaths of the culm-leaves mucii shorter 

 than the internodes; ligide less than ! mm. long. Panicle erect, 

 oj)en, thin, secaind, lO-l'.' cm. long, rays scabrous, mostly in pjiirs, 

 s|)reading, the longest Ct-T cm. long, hearing a fi'W spikelets on the 

 outer third. Spikelets tinged with red, linear-lanceolate, ht-l*.' mm. 

 long, 4-r)- (lowered . joint of rachilla 1 mm. long; lirst eniiity glnmi- 

 ovate-lanceolate, '-.'-:» mm. long, second linear-lanceolate, ahoiil 4 mm. 

 long; ll(jral glume about (i nun. long, awn 'i. mm. long, scahntus, 

 membranous, linear-lanceohite, with live conspicuous nerves; paloa 

 lanceol.ite, a little exceeding its glume, scabrous below and on 

 the keels. 



Oregon (Deer Creek Mountains), IfoireU in 18S7, distributed l»y 

 Vi. S. l)e|»t. Agricid. 



i;}. K i:i,.\Ti()H I.. Sp. IM. ;r) (i:r);{). Tali. Kkscti:. /'. njien- 

 niiKi I>e i\ot. Prosp. \^\. Ligust. 5(1. /•'. mrlivti Schur. Knum. 

 I'l. Transs. 709 (iSliC). /•'. arliviilohi De .Not. I'ari. V\. Itul. 

 1:455. /'. anxh'uJis Sclu.r, 1. c. TDS (ISIK]). /'. nclira Wmk. 

 Nym. Consp. 8-~*5(lHT8). /'. 7'W/^^s• Lag. (Jen. et Sj>. Nov. 4 (Isk;), 

 /•'. hHcroiiuiUa Pourr. Mem. Acad. Toul. ;i :;{!!» (ir«.S). /•'. ///- 

 tvrrupla Desf. I'l. Atlaiit. 1:89 (1798). /'. hillfulin Dulac Fl. 

 Ilautes-Pyr. 93 (18GT). /'. la.at (laud. Agrost. llelv. 1 :-.'(> I 

 (1811). /'. lilomi Hack. Monog. Fest. Ku. 15:; (188-.'). /•'. Inlimn, 

 Lam. Encyc. :.*:4C:- (178:'.). /•'. w/-/V;/A///.s' Kern. Hack. .Monog. 

 Fest. Eu. 154 (1882). F. mdicans Steud. Syn. IM. Cram. ;5(»9 

 (1855). F. simplex lioiss. & Jial. Diagn. (II.) 4: 1:58 (1859). F. 

 .yimh'rnt Mcench, :Meth. 190 (1794). 



A tufted i)erennial, 5()-r^*0 cm. high, often with short creeping 

 rootstocks. Sheaths smootli, striate, sliorti ban the internodes; 

 ligule of npper sheath short, blades of the culm 3 in number. Hat, 



