SYNOPSIS OF THE FLORA OF COLORADO. 103 



tlie base of the mountains and among the foot-hills. Colorado Springs, 

 Monument Park, and Ute Pass, Porter. Clear Creek Canon, Coulter. 



ERITRICHIIDI JAMESII, Torr., (Jlyosotis suffruticosa, Torr. in Ann. 

 X. Y. Lye. 2, p. 225.) Hirsute, much branched from a suffruticose base ; 

 branches G'-IO' high; leaves linear-lanceolate, tapering to the base, l'-2' 

 long; spikes terminal, numerous; flowers on very short pedicels; calyx 

 campanulate, at first scarcely longer than the tube of the corolla, but in 

 fruit elongated and closed, segments ovate ; corolla ochroleucous, tube 

 shorter than the calyx-teeth, spreading limb 2 // -3 // wide, lobes very ob- 

 tuse; nutlets 4, similar, depressed, conniving at the top, but separated 

 at the sides, very convex and smooth on the back, shining, edges very- 

 acute, ventral suture adhering to the style above the middle. Hall & 

 Harbour, 435. Plains near Denver, Dr. Smith. Colorado Springs, Por- 

 ter. Canon City, Brandcyce. Meelian. Plains of the Platte. Coulter. 



KmixospERMOi DEFLEXUM, Lehm., var., FLORIBUKDUM, Watson. (E. 

 floribundum, Lehm.) Biennial ; stem erect, 2-4 high, fistulous, branched 

 villous with spreading hairs ; leaves oblong-lanceolate, obtuse or acute r 

 ciliate at base, hirsute-pubescent ; racemes erect, spreading, bifid, brae- 

 teolate, with deflexed pedicels ; calyx-lobes ovate, shorter than the bluish 

 or white corolla; nutlets compressed, with a single marginal row of 

 barbed prickles which are connate at ba.se, the dorsal surface granulate 

 or shortly pilose or nearly smooth. Xear Denver, Dr. Smith. Plains of 

 the Platte, Coulter. Wet Mountain Valley, Brandegee. Colorado Springs, 

 Porter. B. H. Smith. 



Einirrvi Ki:D;>\vsKii,Leh]ii. Xear Denver, Dr. Smith ; B.H. 

 Canon City, Bmndegee. Abundant on the plains, Porter; 

 Coulter. 



HELIOTEOPIOI C UK ASS A vie or, L. Hall & Harbour, 192. 



HELIOTR OPIUM COXVOLVULACELTI, Gr. Canesceut with appressecl 

 scabrous pubescence, branching from a suffrutesceiit base, brandies 

 weak and spreading, G'-9' high ; leaves ovate and lance-ovate, 9"-!' 

 long, ciliate on the margins, petioles short, about 3" long; flowers 

 scattered along the leafy branches, short-peduncled ; calyx-lobes subu- 

 late; corolla salver-form, tube 3"-4" in length, narrow, spreading limb 

 G"-9" long, somewhat 5-angled, throat naked ; nutlets 4, approximate 

 in pairs, angled, oblique, hairy, aduate to the style. Hall tl* Harbour, 

 436. 



IIYDROPHYLLACE.E. 



HYDUOPHYLLTM VIRGIXICTM, L. Mountains west of Denver, Dr. 

 Smith. Canon City, Brandegee. ClearCreek Canon at 9.000 feet altitude, 

 Coulter ; Redfleld. 



ELLISIA XYCTELEA, L. Canon City, Brandegee. 



PIIACELIA CIRCIXATA, Jacq. DC. Prod. 9, p. 298. Perennial, hispid: 

 stems erect or ascending, G'-20' high, branching or subsimple ; leaves 

 petioled, 1/-3' long, simple or pinnate, the 3-5 leaflets distinct or the 

 uppermost confluent, terminal one much larger, ovate to narrow-lance- 

 olate, acute, entire, or obscurely serrulate, usually strongly nerved, on 

 the upper side the appressed strigose hairs between the nerves, on the 

 lower side chiefly upon the nerves : racemes densely many-flowered, 

 strongly circmate; calyx-lobes oblong or linear, erect, acute: corolla 

 blue or nearly white, 2 // -3 // long, somewhat exceeding the calyx ; 

 stamens exserted : filaments hairy : capsule 2" long, very hispid with 



