31 
scabrous above, the radical leaves 1 to 3 inches long and 2 to 3 lines wide. Spike 
slender, 4 to 10 inches long, of 10 to 20 spikelets. Spikelets 6 to 9lines long, 7- to 
9-flowered, subterete or compressed; empty glumes unequal, 5 to 7 lines long, 
oblorg- lanceolate, acuminate and short-awned, two-thirds as long as the spike- 
g glumes narrowly oblong-lanceolate, acuminate, 5 to 6 lines co 
awned from or just below the apex with aslender, divergent, rans awn8 tol 
lines long; palea shorter than its glume; internodes of the rachilla terete, nea 
th. 
— 
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1 This plant agrees with the figure and description of Triticum 3 gmelini 
Griseb. in Ledeb. Icon. Fl. Ross. t. 248. It differs from 4. divergens tenuispicum in 
having a more slender spike, awned scabrous empty glumes, upper culm leaves 
longer than the basal ones, and the spikelets less strongly compressed, and erec 
It is closely related to A. violaceum. 
Washington to western Nebraska. Specimens in the National Herbarium from 
e 
W. ou C 
ier 1895, Beaver Canyon. Montana: 379 Shear, 1895, Deer Lodge; 2233 
Rydberg, 1895, Baldy Peak. Wyoming: 625 Tweedy, 1885, Cache Creek. Ne- 
Mika: 161 7 Rydberg, 1893, Grant County. 
Agropyron gmelini pringlei Scribn. & Smith, var. nov. Culms low, tufted, 8 to 12 
inches high, geniculate at the base; the leaves 2 to 4 inches long, 1 to 2} lines 
wide, Wer acute, glaucous below, strigose above. Spikes loose, few-flowered ; 
awns he flowering glumes 1 inch lon 
i Rote 5 in Wyoming and California. "Spec imens from California: 
Pringle 1882, 2 Nevada Mountains above Summit Valley. This is, in part, 
Vasey's tne o .seribneri. Wyoming: 234 and 695 J. N. Rose, 1893, mountains 
in Palle dN W Park, 10,000 pon tei uted as 4.scribneri. In t 
Gray herbarium, from California: 33 J. W. Congdon, Mount Hoffman, pd 
County, 1890; 2118 Brewer, Carson Pass. 
o 
b. Rachis of the spike breaking up at maturity, the joints falling with the spikelets. 
Agropyron scribneri mci Torr. Bull. : 128, Above timber line on high 
mountains from Montana to Arizona. ims in the National Herbarium ; 
from Montana: 427 tina 1883 (type). Colorado: 4 Patterson, 8 162 
Patterson, 1885, Grays Peak; 2453 Rydberg, 1895, Grays Peak; and 103 
Lemmon, 1884, Pikes Peak; 28 . 1895, Pikes Peak. Aloha: e Rusby, 
1883, summit of Mount Humphr 
a B. Culms from creeping rootstocks, not cwspitose. 
a. Empty glumes 9- to 11-nerved. 
Agropyron junceum megastachyum Fries. A maritime perennial with geniculate 
ascending culms one-half to 14 feet high: long creeping rootstocks; convolute- 
: filiform carinate leaves, and broad flat. spikelets. Spikelets 5 obtuse, 
[ 5- to 8-flowered, 1 inch long, 5 to 7 lines wide, rather remote; empty glumes 2 
8 lines long, cartilaginous, Po Sre glume narrower, truncate, mucro- j 
nate. Rachilla fragile.—Fri Men 6.3: 
rta along the a near San 1 Cal, as asand-binder, Repre- 
sented i e National Herbarium by specimens tollectbd by J. W. Congdon, 
Lake dates San Francisco, July, 1893. i 
