GRAMINEAE 



1. 0. miliacea Benth. & Hook. Culms erect from a decumbent base, 2 to 3 

 feet high ; sheaths smooth ; ligule about 1 line long ; blades flat, 4 to 5 lines 

 wide ; panicle as much as a foot long, loose, the branches spreading ; glumes 

 iy 2 lines long, smooth, equal; lemma smooth, 1 line long, the deciduous straight 

 awn about 2 lines long. 



A native of Europe, introduced in a few localities in California. Cahto, Men- 

 docino Co., Davy 6624; Santa Barbara, Grant 5388; Los Angeles, McClatchie 



1222 



jjefg. ORYZOPSIS MILIACEA Benth. & Hook.; Aschers. & Sehweinf. Mem. Inst. Egypte 2: 



169. 1887. Agrostis miliacea L. Sp. PI. 61. 1753. 



2. 0. hymenoides Ricker. Culms cespitose, 1 to 2 feet high ; sheaths smooth 

 or minutely scabrous; ligule about 3 lines long, acute; blades slender, elon- 

 gated, nearly as long as the culms; panicle diffuse, 3 to 6 inches long, the 

 slender branches in pairs, the branchlets dichotomous, all divaricately spread- 

 ing, the ultimate pedicels capillary, flexuous, enlarged below the spikelets; 

 glumes equal, about 3 lines long, puberulent, papery, ovate, 3-nerved, abruptly 

 narrowed into an awn-like point ; lemma fusiform, turgid, about l 1 /^ lines long, 

 nearly black at maturity, densely long-pilose with hairs 1% lines long; awn 

 when present about 2 lines long, straight, readily deciduous. 



Deserts and plains of the southern portion of the state, rare northward to Mt. 

 Shasta (Hall & Babcock 4093) ; Washington to Manitoba, south to Mexico. 



R e f 8 . ORYZOPSIS HYMENOIDES Bicker; Piper, Contr. Nat. Herb. 11: 109. 1906. Stipa 

 hymenoides Eoem. & Sehult. Syst. Veg. 2: 239. 1817. Eriocoma cuspidata Nutt. Gen. 1: 

 40. 1818; Thurb. in Wats. Bot. Cal. 2: 283. 1880. 



3. 0. kingii Beal. Culms tufted, slender, 8 to 15 inches high ; blades numer- 

 ous at the base of the plant, involute, capillary; ligule about l /2 line long; 

 panicle narrow, loose, the short slender branches appressed or ascending, few- 

 flowered; glumes broad, papery, nerveless, obtuse, purple at base, unequal, 

 the first about 1% lines long, the second a little longer; lemma elliptical, 1% 

 lines long, rather sparingly appressed-pubescent, the callus short; awn more or 

 less sickle-shaped, bent in a wide curve or indistinctly geniculate below the 

 middle, not twisted, minutely pubescent, not readily deciduous, about ^ inch 

 long. 



Only known from the high central Sierra Nevada. 



Locs. Upper Tuolumne, Bolander 6097; Lyell Fork Canon, Hitchcock 3289; Clouds Best, 

 Congdon; Black Mt., Fresno Co., Hall fy Chandler 601. 



Befs. ORYZOPSIS KINGII Beal, Grasses N. Am. 2: 229. 1896. Stipa Tcingii Boland. Proc. 

 Cal. Acad. 4: 170. 1872, type from Mt. Dana, Bolander 6097 (the number given with the 

 original description is 6076, but all the original specimens distributed under Stipa kingii 

 are numbered 6097, and this is the number found in Bolander 's Field Book for the Mt. Dana 

 collection of Stipa kingii); Thurb. in Wats. Bot. Cal. 2: 287. 1880. 



4. 0. webberi Benth. Culms cespitose, erect, 6 inches to 1 foot high ; blades 

 involute, filiform, scabrous; panicle narrow, 1 to 2 inches long, the branches 

 appressed; glumes equal, narrow, obscurely 5-uerved, minutely scaberulous, 

 acuminate, about 4 lines long; lemma narrow, 3 lines long, densely long-pilose, 

 the awn about 3 lines long, straight or bent, not twisted. 



Deserts and plains; Lassen Co. (Smoke Creek, Griffiths & Hunter 485) to 

 Colorado. 



Kefs. ORYZOPSIS WEBBERI Benth.; Vasey, Grasses U. S. 23. 1883. Eriocoma webberi 

 Thurb. in Wats. Bot. Cal. 2: 283. 1880, type from Sierra Valley, Bolander. 



5. 0. bloomeri Ricker. Culms tufted, 1 to 2 feet high, glabrous; sheaths 

 glabrous; ligule about i/ 2 line long; blades crowded at the base, involute, nar- 



