PIPER FLORA OF THE STATE OF WASHINGTON. 369 



2. Phaca hookeriana Torr. & Gr. Fl. 1: 693. 1840. 

 Anfragalus IiooJi'criamis A. Gray, Proc. Am. Acad. 6: 215. 1804. 

 Astragalus olympicus Cotton, Bull. Torr. C^lub 29: 573. 1902. 

 Type locality: "Interior of Oregon." Collected by Dougla.s. 

 R.\nge: Washington to Nevada and California. 



Specimens examined: Olympic Mountains, Elmer 2531; Mount Stuait, Brandegee 725; 

 upper Yakima River, Brandegee 33; Blue Mountains, Piper 2405; Ilonicr B14(). 

 Zonal distribution: Hudsonian. 



3. Phaca suksdorfii (Howell). 



Astragalus suksdorfil Howell, Erythea 1: 111. 1893. 



Type locality: "In loose volcanic soil near the base of Moun( Adams," \Vasliiugton. 

 Collected by Suksdorf. 



Range: Known only from the type locality. 

 Specimens examined: Falcon Valley, SuteZo// 113. 



4. Phaca purshii (Dougl.). 



Astragalus purshii Dougl.; Hook. Fl. Bor. Am. 1: 152. 1830. 



Type locality: "On the low hills of- the Spokan River," Washington. Collected by 

 Dougla.'?. 



Range: British Columbia and Washington to California and Utah. 



Specimens examined: Wenache, Whited 1023; Fort Colville, Lyall in 1861; Coulee 

 City, Piper 3861; Spokane,. Piper 2288; Henderson 2357; Sandherg ci- Leiberg, May, 1893; 

 Hangman Creek, Sandherg cfc Leiberg IS; Spangle, Piper, ilav, 1898; Chelan Butte, Orif- 

 fiths & Cotton 168. 



Zonal distribution: Arid Transition. 



4a. Phaca purshii tincta (Jones). 



Astragalus purshii tinctns Jones, Zoe 4: 269. 1893. 

 Type locality: "Edgewood, near Mt. Shasta," California. 

 Range: Washington to California and Nevada. 

 Specimens examined: Bingen, SufcscZor/SO. 



5. Phaca inflexa (Dougl.). 



Astragalus inflexus Dougl.; Hook. Fl. Bor. Am. 1: 151. 1830. 



Type locality: "On the barren sandy grounds of the Columbia, from the junction of 

 Lewis and Clarke's River to the Mountains." Collected by Douglas. 



Range: Washington, Idaho, and Oregon. 



Specimens examined: Opposite Umatilla, Howell 42; Kooskooskee to Walla Walla, 

 Wilkes Expedition 529; without localit}^, Brandegee 722; Wawawai, Elmer 112; Hull in 

 1892; Almota, Piper 1492, 2938; Illia, LaJce c& Hull 665; without locality, Vasey in 1889; 

 without locality, Sandherg cf' Leiberg in 1892. 



Zonal distribution: Upper >Sonoran. 



6. Phaca glareosa (Dougl.). 



Astragalus glareosus Dougl.; Hook. Fl. Bor. Am. 1: 52. 1830. 



Astragalus allanaris Sheldon, Minn. Bot. Studies 1: 141. 1894. 



Type locality: "Plentiful on dry gravelly banks of rivers, from the confluence of 

 Lewis and Clarke's River with the Columbia to the mountains." Collected by Douglas. 



Range: Eastern Washington. 



Specimens examined: Ellensburg, Piper 2680; Whited, April, 1897, and 18; North Yaki- 

 ma., Mrs. Steinweg in 1894; LecJcenby, April, 1898; Henderson 2356; Fasco, Hindshaw ■iCy; 

 Coulee City, Piper 3861 ; Rattlesnake Mountains, Cotton 552. 



The above identification of Douglas's A. glareosus with Sheldon's A. allanaris is not 

 without misgivings, but the original description points to this species rather than to any 

 other. 



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