38 Contributions from the Gray Herbarium 
43. O. ruava A. Nels. Bull. Torr. Club. xxv. 202 (1898). — 
Southern Wyoming. — Dry sandy soil, Leucite Hills, Sweetwater 
Co., June 17, 1901, Merrill & Wilcox, no. 497, & Washington’s 
Ranch, June 30, n no. 726; Cooper Creek, June 18, 1892, Aven Nel- 
son, no. 22; dry shale and sandy ridges, Steamboat Mt., Sweet- 
water Co., June 9, 1900, Aven Nelson, no. -“ i _ slopes, Al- 
cova, Natrona Co., July 1, 1901, Gooddin ng, D 
44. ONFERTIFLORA Greene, Pitt. iii. 112 "(1806), O. leuco- 
phaea (Doug) Greene, var. confertiflora (Greene) a Eryth. 
vii. 95 (1899). O. lutescens Greene, Pitt. iv. 93 (1899). ‘0. lutea 
li. 230 ( only. O 
ul 5 ee 
leucophaea (Dougl.) Gray, var. alata Jones, Proc. Calif. Acad. ser. 
2, v. 710 (1895). — Western Colorado to southeastern California. 
— Conorapo: dry hills among junipers, June 19, 1915, Grand 
ee 
son, no. 405. UtTan: Diamond Valley, May 16, 1902, Goodding, 
no. 814; Beaver Dam Mts., May 1874, Parry, no. 166. Nuvapa: 
| ‘The Muddy Range Clrk Co., April 10, 1905, Goodding, no. 2221. 
= New Mexico: Paka no. 63: Aztec, April, 1899, C. F. Baker, 
no. 562. CALIFORNIA: Silver Canyon, White Mts., Inyo Co., ao 
9, 1906, Heller, no. 8211; Erskin Creek, 1897, Purpus, no. 5323 
ae of Mojave Desert, May, 1882, S. B. & W. F. Parish, no. 
Parish (1. c.) seems to have overlooked the fact that, in addition 
to the very good fruiting differences between O. confertiflora of the 
Southwest and O. leucophaea of the Northwest, the flowers of the 
latter are pure white. The ranges of these two species do not 
meet. 
45. O. LeucopHaEA (Dougl.) Greene, os i. 58 (1887). Myoso- 
tvs leucophaea Dougl. ex Lehm. Pug. ii. 22 (1830). Eritrichium 
leucophaeum (Dougl.) A. DC. Prod. x. 129 (1846). it gee 
Am. Acad. 280 ). 
Douglas; Pas asco, May 29, 1899, Pi , no. 2987; Egbert Springs, 
July 4, 1893, Sandberg & 88, Pier, 373; Walla Walla region, 
June, 1883, T. 8. Brandegee, no. 997; Morgan’s Ferry, Ya 
River, June 8, 1884, Seer, 1 no. 407; Wallula, Walla Walla Co., 
May 23, 1 1903, Cotton, n 
