SYNOPSIS OF THE FLORA OF COLORADO. 95 



every leaf, solitary, slender, mostly longer than the leaves; aclyx ovate, 

 5-angled, with very short, subequal teeth, becoming much dilated ; cor- 

 olla yellow, 3"-4'Mong, twice longer than the calyx. Hall & Harbour, 

 400. Upper Arkansas, Porter. Grand Canon of the Arkansas, Brande- 

 yee. 



MnirLUS RUBELLUS, Gr. Bot. Mex. Bound., p. 116. Annual, dwarf, '-3' 

 high, glabrous or viscid-puberulent ; stem erect, simple or much branched ; 

 leaves 2 // -6 // long, obovate or spatulate, narrowly oblong or lanceolate 

 or linear, 3-5 nerved, mostly entire, sessile and narrowed at base or 

 the lower short-petioled, about equaling the peduncles; calyx oblong. 

 l"-2" long, becoming somewhat dilated, the mouth squarely truncate, 

 with short equal teeth; corolla yellow, red or purple, small and scarcely 

 exserted or 2-3 times longer than the calyx and the dilated limb. " Sub- 

 alpine; scarce." Hall & Harbour, 401. 



GRATIOLA VIRGINIANA, L. Platte Eiver, Coulter. 



LIMOSELLA AQUATICA, L. u Low mountains," Rail & Harbour, 80; 

 Bra n degee ; Canby. 



SYNTH YRIS PLANT AGUNEA, Benth. DC. Prod., 10, p. 455. Woolly-pu- 

 bescent, becoming smooth ; radical leaves oblong, crenate, thick, coria- 

 ceous, 3 / -6 / long, 2'-3' broad, abruptly narrowed at base and somewhat 

 decurrent on the petiole ; petioles '2'-3' long, somewhat pilose on the 

 veins and ribs ; scape G'-IU' high, furnished with numerous oblong or 

 orbicular, nearly sessile bracts; flowers in a long, dense spike, in fruit 

 6' in length ; fruit scarcely exceeding the round, ovate, persistent bracts. 

 Hall ib Harbour, 405; Canby. Chiaun Canon, IJte Pass, and South Park, 

 Porter. Este's Park, Coulter. At lower elevations. 



SYNTHYRIS ALPINA, Gr. Sill. Jour., (N. S.,) 33, p. 125. Somewhat 

 woolly, becoming smooth; radical leaves elliptic or oval, sometimes 

 subcordate, closely crenate, l'-2', on slender petioles; scape 2 / -6 / high, 

 leafy-bracted; spike short, dense, in flower 9 // -12 // long ; sepals lanceo- 

 late, villous on the outside toward the edge with long hairs as well as the 

 bracts ; corolla 2-parted, upper lip very broad, erose, lower much 

 smaller, 2-3-parted, lobes narrow, purplish-blue ; stigma capitate ; sta- 

 mens exsert. High alpine. Parry, 255. Gray's Peak, Dr. Smith; Mee- 

 han. Chicago Lakes, at 13,000 feet attitude, C0*tor. Redjield. 



VERONICA AMERICANA, Schwein. Hall & Harbou r, 408 ; Dr. Smith; 

 Porter ; Meehan; Coulter. 



VERONICA ALPINA, L. Hall < Harbour, 407 ; Meehan ; Brandegee. 

 Mount Lincoln, at 14,000 feet altitude, Coulter. 



VERONICA SERPYLLIFOLIA, L. Hall tf* Harbour, 406 ; Meehan. Clear 

 Creek Canon, at 9,000 feet altitude, Coulter. 



VERONICA PEREGRINA, 'L. Monument Park, Coulter. 



GERARDIA TENUIFOLIA, Vahl. Branches slender, erect, strict, 

 crowded. Xear Denver, Dr. Smith. Clear Creek, below Golden City, 

 Greene. 



CASTILLEIA LINARI^EFOLIA, Benth. DC. Prod., 10, p. 532. Gray's Rev. 

 Sill. Jour., (N. S.,) 34, p. 335. Very glabrous, smooth or loosely woolly-pu- 

 bescent above; stems 2-4 high from a woody base, simple or branched, 

 somewhat glaucous, shining, rarely pubescent throughout; leaves 1' 3' 

 long, occasionally 3" -A" broad, 1 -nerved or more or less 3-nerved at 

 base, linear, entire or often 3-cleft or parted, narrowed at base, floral 

 ones scarlet-colored and acute ; spike interrupted ; flowers sessile or on 

 short peduncles; calyx incurved, J'-l 7 long, deeply cleft anteriorly, sub- 



