65 
■ A * 
margin very rough and occa- 
sionally ciliate near the base ; 
ligiile about a line long, ciliate ; 
panicle, 4 — 6 inches long and less 
than an inch wide, densely flow- 
ered, more or less interrupted 
at the base, the erect and strongly 
scabrous branches hi fascicles or 
half-whorls of five or more, 2 
or less ; spikelets 
inches 
long, 
flattened, about 3 lines iong,3 — 4- 
flowered, the flexuose and hairy 
rhachis prolonged into a slender 
pedicel above the upper floret ; 
outer glumes broadly lanceolate, nearly equal in length, the lower 
frequently, the upper ^ways, 3-nerved, scabrous on the keel from 
near the middle ; flowering-glume 2^ Iin. long, surrounded by a 
tuft of short hairs, minutely rough-tuberculate and rounded on the 
back, firm in texture, indistinctly 5-nerved, bearing just below the 
scanous and obtusely 2-lobed apex a short, scabrous and straight 
awn equalling or shorter than the lobes : ^ra'm smooth, linear, a 
line long. 
Grain. 
1882. 
(Fig. 4, Spikelet. Fig. 5. Floret, with portion of rachis. Fig. 6. 
Fig. 7. Apex of flowering-glume.) 
Cascade Mountains, T. S. Brandegee and Frank Tweedy, Augu.st, 
Allied to Triselum Wolfii, Vasey, {T. suhspicatum, var. nmiiann, 
Bolander), but much more robust in habit, outer glumes more nearly 
equal in size, flowering-glume less flattened, of firmer texture, 
rougher and constantly aAvned. 
n 
Vol. 
Kf^le. 
Calif i 
Danthonia Californica, var. unispicata^ Thurber. 
t/ionta intermedia^ Vasey. {D.sericea^ Thurber, in Bot. Cal., 
P- 294.) 
Bouieloua oligostachya, Torr. Montana ; Wm. M. Canby. 
Phragmites communis^ Trin. 
Mufiroa ^nnarrn^rt 7'r^rr, Montana ; Wm. M. Canby. 
Both the smooth and pubescent forms. 
Eatonia obiusata. Gray. 
Melica bulbosa^ Geyer. 
Melica fiigax^ Bolander (?) 
Melica Hallii^ Vasey {teste Vasey.) 
Pleuropogon refracta, Benth. {LopJiochlmna, Gray.) 
Distichlis maritima^ Raf. {^Bryzopyrum spicatum^ Hook & Arn.) 
Poa ptirpurascens^ Vasey, in Bot. Gazette^ 1881-82, p. 297. Prob- 
ably only a form or variety of P. alpina, L., and now so considered 
by Dr. Vasey himself, 
Poa puIc/iella,Y^sty. (A large form of the species, /^^ Vasey.) 
A slender grass, scarcely a foot in height, M-ith narrow leaves and an 
open, rather few-flowered panicle. Spikelets 3—4 lines long, 3—4- 
nowered, outer glumes ovate, obtuse, the upper 2 lines, a little longer 
^ 
