38 
Agropyron pseudorepens magnum Scribn. & Smith. 
Colorado: Enterprise, August 19 (2401). The type. 
Agropyron riparium Seriln. & Smith. 
Montana: Deer Lodge, July 9 (372) ; Garrison, on a river bank, July 10 (369, 2127). 
gropyron scribneri Vasey. 
Colorado: Silver Plume, summit of mountain, August 24 (2453). 
Agropyron spicatum (Pursh) Scribn. € Smith (4. glaucum Am. auct.). 
1 Central City, June 19 (256 
Montana: Logan, moist thickets, July 27 (514, 2271). 
Agropyron spicatum molle Scribn. & Smith. 
Montana: eue July 13 net ; Gallatin, in meadows, scarce, July 29 (530); Lima, 
in a me , August 5 (2311). 
Agropyron tenerum Vasey. 
i. ado: Georgetown, in a meadow, August 17-19 (2391). 
daho: Beaver Canyon, August 7 (2330). 
Montana: Townsend, on a sand bar in the Missouri River, July 15-16 (2159), in a 
meadow (404) ; Manhattan, July 17 (2177); Butte, in a meadow, July 31 (546); 
Lima, August 6 (5 
Agropyron vaseyi Scribn. & Smith. 
Utah: Echo, August 13 (2356). 
Montana: Townsend, on a hillside, July 16 (2164); Dillon, prairies, August 2 (2299); 
Lima, August 5 (230 ) 
Agropyron violaceum andinum Scribn. « Smit 
Colorado: Silver Plume, summit of mountains, (um 13,000 feet, August 24 (393, 
682, 692). 
Hordeum jubatum L. 
Nebraska: Central City, abundant throughout the Platte Meer and a great V 
in 3 Rene I almost — eea n of the meadows, and of n 
n: Georgetown, common in sess od pa t 9 (664). 
tana: Deer Lodge, in meadows, in one meadow constituting nearly one-half of 
the pias July 9 (375, 2117). 
eum nodosum L. 
Colorado: Georgetown, a “bunch-grass,” occasional along a brook, August 17 (620, 
i5 
Wyoming: Green River, only a few colleeted near the river, June 25 (2030). 
Idaho: Beaver Canyon, ee on rocky hills, June 27 (303). 
Montana: Dillon, frequent in gravelly soil along the river, of no economic value, 
. July 3 (336, 2082); Me ee. common on the river bank, July 6 (3099): ; Bozeman, 
frequent about Mystic Lake, July 25 (488); Lima, frequent along the bank of a 
mountain stream, August 6 (5 
Elymus canadensis L. 
Mad Georgetown, common at the entrance of Clear Creek Canyon, August 30 
752 
(755 
9 Logan, two specimens found along the railway track (2270 frequent on 
shady river ER July 27 (505); Gallatin, a few specimens found in a meadow 
and on the railway embankment, said to be a good hay grass, but often infected 
with es July 29 (2284-2287). 
robustus Scribn. & Smith. 
. Idaho Springs, on the bank of a brook, local, August 28 (2495). 
13 
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