36 BOTANY. 



peduncles 2' long, naked; petals i' long; style short, clavate,. minutely 

 bearded at the gibbous summit.; stigma lateral. Discovered by Beckwith in 

 Agate Pass of the Quartz Mountains, Nevada. 



CARYOPHYLLACEtE. 



Saponaeia Vaccaria, L. ( Vaccaria vulgaris, Host.) Introduced ; about 

 the Mormon settlements in Utah, and thence westward to Reese Valley, 

 Nevada. (146.) 



SiLENE ACAULis, L. Grreenland and throughout Arctic America to lati- 

 tude 54° ; White Mountains, New Hampshire ; Rocky Mountains, Colorado ; 

 Wind River Mountains, Wyoming, (Fremont.) In the Uintas, Utah, and 

 East Humboldt Mountains, Nevada ; 10-12,000 feet altitude ; August. (147.) 



SiLENE DouGLASii, Hook. Minutely pubescent ; stems erect, very slen- 

 der; leaves remote, narrowly oblanceolate, attenuated at each end; flowers few, 

 or sometimes solitary, on slender opposite peduncles ; calyx oblong, at length 

 inflated, abrupt at the base ; petals bifid. — Stems numerous from a perennial 

 base, ^-2° high, simple; leaves 3-6 pairs, 1-2' long; petals light-pink; cap- 

 sule with a long (IJ") pubescent stipe ; seeds tuberculate-crested upon the 

 margin. Collected by Douglas and Nuttall on the Oregon side of the Rocky 

 Mountains, by Torrey and Brewer in the Sierra Nevada, and by Anderson 

 near Carson City. Frequent in the East Humboldt Mountains, Nevada, and 

 in the Wahsatch ; 7-9,0Q0 feet altitude ; May-July. (148.) 



Yar. (1) With stems more strict, leaves oblong-lanceolate, calyx cylin- 

 drical and longer, (7-8",) and petals less deeply bifid. (149.) 



SiLENE ANTiREHiNA, L. From Canada to Florida and westward to the 

 Pacific. Found on the foot-hills of the Wahsatch and around Salt Lake 

 VaUey. (150.) 



SiLENE Menziesii, Hook. Minutely glandular-pubescent ; stems numer- 

 ous, dichotomously branched, (6-12' high,) weak, ascending, leafy to the sum- 

 mit ; leaves crowded, ovate-lanceolate or oblong-ovate, acuminate, tapering to 

 the base ; peduncles axillary and terminal, 1-flowered ; petals white, bifid, 

 (3" long,) exceeding the obovate calyx ; styles bearded within. — From the 

 Slave River to Oregon and southward to California and New Mexico. Found 

 in the Truckee, Toyabe, and East Humboldt Mountains, Nevada, and in the 

 Wahsatch ; 6-7,000 feet altitude ; May-August. (151.) 



Lychnis apetala, L. {Melandryum, Fenzl.) Pubescent ; stem simple ; 



