« 



I 



No. L'H. 

 ALOPECURUS SACCATUS Vasoy, P.nt. Oiiz. vi. L'OO. 



I'liiiil tutted, iiiiiiaiciitly aiiiinal. 



(Uilm (M'cct or slightly ticniculatc below. siiii])le. smooth, iio<les hrowii, '> to 10 



iui-lu-s high. . ,, , , , 1 n 



Learcs ol ciilni usually .i; sheaths rather loose, the upper oik- iiiHatod, slightly 



roughened, usually shorter than the inteniodcs; bhidcs naiTow. rough on both side.s, I 



to li iuches long; ligule nienibraua<eous, 1.^ lines long. 



Inflorescence a comparatively loosely-flowered, spicate panicle 1 lo 1.^ inches long, 



often included. 



SpU;,lets •■ompressed, elliptical, lllowered, i' lines long; empty glumes unit.Ml al 

 the base, ovate-oblong, barelv acute, cariuate, scari.ms at the apex, pub.Mulent through 

 out ciliate on the keel and lateral nerves. 2 lines long; Hcual glume broadly oblong, 

 truncat.', margins unite.! to the middle <.r above, smooth except the ciliate ai.ex. 

 4-nerved, '1 lines long; awn arising near the bas.- of the glume, twisted, bent. :! to 1 

 lines hmg; i)alet wanting; grain tiattened, broadly lanceolate, obli.iue, brown, 1 line 

 long. 1 



Plate XXVlll: -/. si)ikelet enlarged about (> times; />, empty glumes: <•, Moral ^ 

 glume, side view; d. giain. 



Eastern Oregon. 



i 



