104 (iUAMINKAK 



Rcfs. — Stipa TiiLiiti'.KKiAXA Piper, U. S. Dept. Agr. Div. Agrost. Cire. 27: 10. 1900. S. 

 Occident alin [ Thur)). iiiisappliea iu] Wilkes, U. S. Exj)!. lOxped. 17: 483. 1874; Tliurb. in Wats. 

 Bot. (lal. 2:'28.'5. ISSO. 



4. S. occidentalis Thui-b. Culms slender, eespitose, 1 to 2 feet high ; sheaths 

 smooth; lij^ule [-^ line long; blades narrow, involute; pauiele iiaiTow, 4 to ti 

 inches long; glumes 4 to 5 lines long, acuminate, 3-nerved, smooth; lemma 3 

 lines long, long-pilose, the callus sharp; awn about 1 inch long, twice-geuicu- 

 late, piloses to the second bend or throughout, the tirst section 3 to 4 lines long. 



Sierra Nevada, frimi Alt. Shasta {Ilitchfock 2938), southward, also in southei-n 

 Coast Ranges (Ml. Wilson, Ahranis 2ay8) ; north to AVashington and east to 

 Wyoming. 



■|{efs.— Stu'A ()orir)E.\TAi,is Tluirl).; Wats. U. S. Oeol. E.\plor. 40tli Par. 5: 380. 1871. 

 jS. stricta Vascy, Bull. Torr. Club 10: 42. lS8;i. Viir. sparsiflora Vasey, Contr. Nat. Herb. ;! : 

 .jl. 1892, type liolaiidir 5038 (from Yosemifc Park). S. occitlentaUs Thurb. var. montana 

 Merr. & Davy, TIniv. Cal. Publ. Bot. 1 : 62. 1902, type [inlander .5038. S. orcf)onensis Scribn. 

 IT. .S. Dept. A'^r. Div. Agrost. Bull. 17: 130. f. 420. 1H99. 



.''). S, elmeri Piper & Brodic. Culms 2 to 3 feet liigli. more or less pnberu- 

 lent, especially at tlie nodes; sheaths pubescent; ligule very sliiui ; blades flat 

 oi- becoming involute, jxibesccnt on the upjicr surface, oi- lliosc nf the innova- 

 tions also on the lower surface; i)anii-h' naiTii\\-. fl to 1"( iucln^s long, leather 

 loose; glumes 3-nerve(l, gradually acuminate, thin, papery, 6 to 7 lines long, 

 the first a little the longer; lemma about 3'., lines long, appr(>ssed-pubesceut. 

 th(! callus 1/2 liiie long, glabrous at the point; awn distinctly twice-geniculate, 

 first sect,ioii 4 to 5 lines long, s(>coud section somewliat slmrler, buth plumose, 

 third section about 8 to 10 lines long, scabrous. 



in the mountains, southern California to Washington. 



IjOcs. — Shasta Nat. For., Sainp.soii 171; Upton, (.'otit/doii; Long V'alley, Lasseu Co., Davy; 

 Yosomite Nat. Park, Hitchcock 3247, 3336; Mt. Tallae, IHlchcoch 3124; Mill Creek Falls, 

 San Bernardino Co., I'arixlt 2491; San Jacinto Mts., Hall 2.'337. 



llefs.— Stu'A elmeri Piper & Brodie, U. S. Dept. Agr. Div. Agro.st. Bull. 11: 40. 1898. 

 .S'. viridula Trin. var. puhcsccns Vascy, Contr. Nat. Herb. 3: 50. 1892. 



(). S. coronata Thurb. Culms stout, 4 to 6 feet high, as much as '4 iiieii thiclc 

 at base, snu)oth or pubescent below the nodes; sheaths smooth, tiie margin and 

 thi-oat villous; ligule al)out 1 line long, ciliate-margined; blades very long. 

 flat, with a slender involute point; x>anicle narrow, dense, stout, purplish, 1 to 

 11/^. feet long; glumes gradually acuminate, 3-nerved, smooth except the sca- 

 l)r()us keel of the first, unequal, the first about 10 lines long, the second 1 to 2 

 lines shorter; lemma about 4 lines long, densely villous with long appressed 

 hairs; awn twice-geniculate, first section about 5 lines long, twisted, scabrous 

 but not villous, second section similar but sliortcr, third section about as long 

 as the other two, straight. 



Coast Ranges, ATonterey ('o. southward, extending into Lower (Jalil'ornia. 



lyocs. — Cone Peak, Monterey (To., Vary 7716; Pico Blaueo, Vary 7345; Tassajara Hoi 

 Springs, Elmer 3302; San Bernardino Co., I'liri.sli 3665; Los .\ngelcs Co., Abrams 623, 1305, 

 l.ciberg 3336; Riverside Co., liaker 5282, Hall 2078; San Diego Co., Abrams 3360, Orcutt 1068. 



Ijofs.— Stipa coronata Thurb. in Wats. Bot. Cal. 2: 287. 1880; Abrams, PI. Los Ang. 

 30. 1904. 



7. S. parishii Vasey. Culms stout, 1 to 2 feet high ; slu'atiis smootli, villous 

 at the throat; ligule siiort, ciliate; blades firm, flat, with a slender involute 

 point, very scabrous above, about 2 lines wide; panicle (> to 8 inches long, 

 narrow, dense, i)urple-tinged ; glumes smooth, 3-nerved, long-acuminate, un- 

 equal, tlie first 7 lines long, the scH-ond a line shorter; lemma 3t{. lines long. 



