388 
BOTANY. 
in the lower valleys,' from the Sierras to the Wahsatch; 4-8,000 feet altitude; 
June-September. The Californian grass, (2035 Hartvveg,) upon which 
Munro's still undescribed species Sclerochloa Californica was founded, and the 
similar 43 Bolander, distributed as Atrojns Californica, Munro, ined., are 
somewhat different, as has been remarked by Dr. Gray, and are probably 
distinct. (1,318.) 
PoA Andina, Nutt., Ms. in Herb.; (not of Trin.) In dense perennial 
tufls, glabrous excepting the more or less scabrous jmnicle; culms 4-12' high, 
slender, erect ; leaves very narrow, 1-3' long, mostly revolute ; ligules 
long, acuminate; panicle narrow or linear, strict, 1-2 J' long, the branches 
2-3 together; spikelets 2-3-flowered ; glumes lJ-2" long, acute or acutish, 
a little scabrous on the midvein; palets IJ" long, pubescent, villous at base, 
the lower one obscurely nerved, but little compressed.— Colorado. East 
and West Humboldt Mountains and in the Clover Mountains, Nevada; 
8,500-11,000 feet altitude; also in the Trinity Mountains at 4,500 feet alti- 
tude ; May-September. (1,319.) 
Ekageostis po^oides, Beauv., Yar. megastachya. Gray. Salt Lake 
Valley, near Brigham City. Introduced. (1,320.) 
Eragrostis PuRSiiii, Bernh. From New Jersey through the Southern 
States to Louisiana ; New Mexico. On the banks of the Truckee River, 
Nevada ; 4,000 feet altitude; July. (1,321.) 
Festuca tenella, Willd. From New York to Florida and westward to 
the Upper Missouri and Texas ; California. Trinity Mountains, Nevada, and 
in Salt Lake Valley and on Antelope Island, Utah ; 4-4,500 feet altitude ; 
May, June. Awns nearly equaling the palet. (1,322.) 
Festuca microstachys, Nutt. Plant. Ga?nbel., Jour. Acad. Phil., n. s., 
1. 187. Annual or biennial; culms slender, erect, 4-15' high ; sbeatlis 
pubescent or smooth ; leaves convolute-bristleform ; panicle 1-G' long, strict 
and spikelike or more frequently with the secund branchlets and spikelets 
spreading or cernuous ; pedicels short and clavate-thickened ; spikelets 1-5- 
flowered, pubescent or scabrous or even glabrous; glumes 1^-3" long, acute, 
the upper but little exceeding or nearly twice longer than the lower one ; 
palet 2-3" long, with the awn 3-5" in length.— A quite variable species, 
described by Nuttall from the pubescent few-flowered form ; frequent in 
California. The present specimens are open-panicled, with glabrous or 
scabrous mostly 5-flowered spikelets, the glumes 3" long, very acute and 
