SYNOPSIS OF THE FLORA OF COLORADO. 13 



site; flowers 3-5; calyx oblong, cylindrical, erect; petals white or 

 purplish, the limb 2-lobed or emargiiiate, scarcely exceeding the calyx, 

 minutely crowned and narrower than the obtusely, strongly auricled 

 claw ; seeds reniforai, uniformly tuberculated under the microscope, 

 emargiuate. In the mountains at middle elevations. Sail & Harbour, 

 62 ; Dr. Smith ; Canty ; Brandegee. South Park, Coulter. 



CERASTIUM VULGATUM, L., var. BEHRINGIANUM, Gr. Flowers large, 

 petals and capsules half longer than the calyx, shorter than the pedicels ; 

 stems few, 2-4 flowered. Hall & Harbour ; Brandegee. Mount Lincoln, 

 Coulter. 



CERASTIUM ARVEXSE, L. In the mountains, at all elevations. Hall & 

 Harbour, 75; Dr. Smith ; B. H. Smith ; Meehan ; Porter ; Coulter. 



STELLARIA JAIVIESIANA, Torr. Ann. X. Y. Lye.* v. 2, p. 169. Yiscidly 

 pubescent; leaves linear-lanceolate, 4' long, acute; stems weak, l-2 

 high; leaves slightly falcate, closely sessile; cyme divaricate; few- 

 liowered; petals two lobed, twice longer than the oblong, acute sepals ; 

 capsule as long as the calyx, deeply valved; seeds few, rugose. Hall 

 & Harbour, 78. 



STELLARIA LONGIPES, Goldie. At all elevations. Hall & Harbour, 

 71 and 76 ; Canby ; Brandegee ; Coulter. 



STELLARIA CRASSIPOLIA, Ehrh. Hall & Harbour. 



STELLARIA BOREALIS, Big. Alpine and subalpine. Hall & Harbour* 

 72; Dr. Smith. Mount of the Holy Cross, at 13,000 feet altitude, 

 August, Coulter. 



STELLARIA UMBELLATA, Turcz. Glabrous, stem 6'-l c high, weak ; 

 leaves ovate to oblong-lanceolate; peduncles axillary and terminal, 

 divaricate, filiform and elongated, with scarious bracts ; petals wanting ; 

 sepals short, I" long, ovate, acute, nerveless or 1-nerved, (rarely 3- 

 nerved;) capsule deeply valved, twice longer than the calyx; seeds 

 smooth. Hall d- Harbour, 70. Twin Lakes, Coulter. 



ARENARIA CONGESTA, Nutt. Crespitose, glabrous ; stem simple, 

 6'-! high ; leaves long; linear-subulate, pungent, over 2' long; flowers 

 in roundish, compact heads or fascicles, with crowded membranaceous 

 bracts; sepals ovate, membranous, obscurely 3-nerved, about half the 

 length of the oblong petals; capsule coriaceous, equaling the calyx; 

 seeds very small, angular, smooth. White House Mountain, at 13,000 

 feet altitude, Coulter. North Park, Hay den. 



ARENARIA FENDLERI, Gr. Stems numerous, from a perennial cau- 

 dex, 6 / -15 / high, glabrous below, more or less glandular, pubescent 

 above, inibricately many-leaved at base ; leaves long, 3'-5', erect, seta- 

 ceous, somewhat flattened; serrulate-scabrous, smooth except on the 

 margins, those of the stem successively shorter; cymes strict and few- 

 flowered; pedicels slender; sepals ovate-lanceolate, cuspidate, acumi- 

 nate, green, with a broad, scarious margin, 5-nerved, nearly equaling 

 the obovate petals, which are white and 4" long; styles exserted; cap- 

 sule about equaling the calyx, 6- valved; seeds papillose-scabrous. Hall 

 tO Harbour, 79; Parry; Canby; Dr. Smith; B. H. Smith; Meehan; 

 Brandegee ; Porter ; Coulter. 



Var. SUBCONGESTA, Watson. Low, 3'-6' high, smooth except the 

 minutely puberuleut short pedicels, few-flowered ; petals but little ex- 

 ceeding the ovate, acuminate, scarious sepals; leaves short. Hills 

 around Canon City, Brandegee. 



Var. DIPFUSA. Branches of the cyme elongated, lax and widely 

 spreading; flowers numerous. Ute Pass, Porter. 



