[Vor. 11 
218 ANNALS OF THE MISSOURI BOTANICAL GARDEN 
Powell's Colorado Exploring Expedition, 1868, Vasey 396 (M). 
Arizona: Verde River, 27 May, 1867, Smart 203 (G). 
Idaho: sandy places, Lemp Gulch, Boise, 22 Aug., 1911, Clark 
289 (R. Mt.); Truckee Valley, 4500 ft. alt., July, 1867, Watson 
794 (С); Salmon, 23 June, 1920, Payson & Payson 1755 
(Cornell and R. Mt.). 
Nevada: about Washoe Lake, Washoe Co., 25 June, 1902, C. F. 
Baker 1174 (M, R. Mt., and Pomona). 
Washington: on the Columbia, 1826, Douglas (M, sketch of the 
type of M. peduncularis Benth. sent from Kew Herb.); damp 
sandy bank of the Columbia River, Bingen, Sept.—Dec., 1904, 
Suksdorf (R. Mt.); damp, sandy banks of the Columbia River, 
Sept.-Dec., 1892, Suksdorf 2185 (M and Stanford); damp 
cliffs, Almata, 28 June, 1894, Piper 1867 (R. Mt. and Pomona); 
Sprague, 30 Мау, 1892, Henderson (M); Whitman Co., 18 
July, 1892, Henderson (М); springy patches or along irrigation 
ditches, Wawawai, May, 1897, Elmer 754 (М); Yakima Region, 
Northern Transcontinental Survey, 1882, Т. S. Brandegee 
206a (M); Spokane Falls, 24 Sept., 1880, Watson 309 (б); 
moist ground, Spokane, 18 Aug., 1892, Sandberg, Мас) 
& Heller 926 (G); moist sandy bank of the Columbia, W. 
Klickitat Co., Sept., 1883, Suksdorf 205 (G); on limestone 
rocks on dry sandy soils in the interior of the Columbia, 1826, 
Douglas (G, probably part of the type collection). ; 
Oregon: Currant Creek, 11 May, 1885, Howell 617 (б); moist 
situations, North Pine Creek, near Snake River, 13 July, 1899, 
Cusick 2237 (Cornell and M); Oregon, 1871, E. Най 877 (6 
and M). 
California: near Kneeland, Humboldt Co., June, 1882, Rattan 
< (Stanford) ; moist places in a forest near Little Lake, Mendocino 
Co., June, 1882, Rattan (С); swamp near Willett’s, Mendocino 
Co., June, 1882, Rattan (Stanford); Squaw Creek- 
Station, Shasta Co., June, 1916, Drew (Stanford); Stillwater, 
Shasta Co., 4 July, 1898, M. S. Baker 280 (Pomona) ; Eldorado 
Co., 1886, Rattan (Stanford); Sulphur Creek, Colusa pee 
June, 1877, Rattan (Stanford); Sierra Co., 1874, Lemmon (9) 
Sonoma Creek bed, 9 Мау, 1885, Rattan (Stanford); бе 
Santa Cruz Co., spring, 1912, Rich (Stanford); Boulder Cree 
