CATALOGUE. 391 
fomia, and Oregon. A common grass in the valleys and on the foot-hills 
through Nevada and in Utah, but eaten hy animals only when young; 
4-6,000 feet altitude ; July-September. (1,333.) 
HoRDEUM PRATENSE, Huds. Culm 1-3° high when growing in waicr 
or moist places, with the spike very narrow, 2-3' long ; lateral ilowcrs some- 
times short-awned, the longer awns sometimes 1' in length. — Ohio to Mis- 
souri and southward to Louisiana and Northern Texas; Califoniia to Oregon ; 
Sitka. Diamond and Euby Valleys, Nevada, and in Salt Lake Valley and 
the Wahsatch ; 4,300-6,000 feet altitude ; May-July. (1,334.) 
HoRDEUM HiMALAYENSE, Ritt., Var. iEaiCERAS, Steud. Gra?}i. 352. 
In a barley field on Antelope Island in Salt Lake. (1,335.) 
Elymus condensatus, PresL Steud. Gram. 351. Culm stout; 3-8'^ 
hiffh, roughish-puberulent and short-pubescent at the nodes or nearly glnbrous; 
spike 3-15' long, erect, exserted or sheathed at base, soniclimcs closc-iiiinic- 
ulate ; spikelets 2-6 together, 3-10-flowered, puberulent or nearly glal)r()us, 
exceeding the internodes of the pubescent rachis ; glumes setaceous-subu- 
late from a very narrow base, 4-5" long ; flowers 4" long, acute or short- 
awned, or barely acutish, the upper palet 2-toothed. — Quite vnriable in th(; 
character of the inflorescence, but a now acknowledged distinct species. 
Cahfornia to Colorado. Frequent in the valleys and mountains of Nevada ; 
4-8,000 feet altitude; July-October. (1,336.) 
Elymus Sitanioj^, Schult. (Sitanion ehjmoides, Eaf. Steud. Gram. 
351, and Pohjantherix Hystrix, Nees. Steud. Gi-am. 356.) Culms 4'-2° 
high, tufled, and with the leaves and sheaths glabrous or somewhat i)ubes- 
cent or scabrous; sjjike erect, 1-3' long, squarrose with its long recurved 
awns, jointed and fragile at maturity ; spikelets in pairs, 2-5-flowere<I, 
smooth or puberulent; glumes entire or usually parted to tlie 1);ise and the 
segments unequally 2-cleft, the divisions long-awned, (1-3' ;) flowers 3" 
long, the awn of the lower palet equaling that of the glumes, with often a 
subsidiary awn or tooth on each side at the apex of the palet. — A very vnri- 
able grass, the true position of which has lonir Ix'en questionc(]. L;iter 
specimens, and especially 637 Vasey, (in part,) in which the glumes are i-e- 
duced to the normal pair at the base of each spikelet and the flowers ether- 
wise wholly as in Ehjmus^ make it certain tliat Schulte's name sliould be 
preferred. From Northern Minnesota "to Texas and west to Calitemia. 
East and West Humboldt and Clover Mountains, Nevada; 8,500-11,000 
