370 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



7. Phaca spaldingii (A. Gray). 



Astragalus sfxihlingii A. Clray, Proo. Am. Acad. 6: 524. 1865. 



Astragalus chaetodon Torr. ; A. (Jray, Proc. Am. Acad. 6: 194. 1866, not Bunge, 1851. 



Type ixx-Ann': "Clearwater"' River, Idaho. Collected by Spaldinj:j. 



Range: Northern Idaho and adjacent Washington and Idaho. 



Specimens exa.minei): Sprague, Sandberg d' Leiberg 149b; Henderson in 1892; Rattle- 

 snake Mountains, Suksdorf 283; Walla Walla region, Brandegee 716; Pullman, Piper 1494; 

 Henderson in 1892; Connell, I^ckenby, June, 1897. 



5k)NAL DisTRiBi'TioN: Arid Transition. 



8. Phaca lyallii (A. Gray). 



Astragalus lyallii A. Gray, Proc. Am. Acad. 6 : 195. 1865. 



Type localitt: "Upper Yakima River," Washington. Collected by Lyall in 1860. 



Range: Eastern Wa.shington. 



Specimens examined: Ellensbui^, Elmer 366; Henderson 2354; Piper 2683; North 

 Yakima, Henderson 2354; Upper Yakima River, Lyall in 1860; Morgans Ferry, SnJcsdorf 

 282: Pa-sco, Hindshaw 52; Coulee City, PijKr 38.56; Sprague, Sandberg cfc Leiberg 149a; 

 Walla Walla Region, Brandegee 717; without locality, Vasey in 1889; Rattlesnake Mount- 

 ains, Griffiths d' Cotton 23; Prosser, Griffiths d' Cotton 3. 



Zonal distribution: Upper Sonoran. 



9. Phaca succumbens (Dougl.). 



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



Astragalus dorycnio'ules Dougl.; G. Don, Hist. Dichl. PI. 2: 151. 1832. 



Type ijOCAUTi': "On the ban-en grounds of the Columbia and near the Wallawallah 

 River." Collected by Douglas. 



Range: Eastern Wasiiington and Eastern Oregon. 



Specimens examined: Klickitat, J. Howell; Pasco, Hindshaw, May, 1896; Wallula, 

 Brandegee 719; Hunts Junction, Leckenby, May, 1898; Walla Walla, Lyall in 1860; Wal- 

 lula, Cotton 1063, 1040; Craigs Ferry, Cotton 1342. 



Zonal distribution: Upper Sonoran. 



10. Phaca speirocarpa (A. Gray). 



Astragalus speirocarpus A. Gray, Proc. Am. Acad. 6: 225. 1865. 



Type locality: "Wenass" River, Washington. Collected by Lyall. 



Range: Eastern Washington. 



Specimens examined: Yakima, Leckenby, May, 1898; North Yakima, Leckenby, April 

 22, 1898; Yakima County, Brandegee 32, 728; Henderson 2351 ; Nachcs Valley, Piper 2758; 

 Morgans Ferry, Suksdorf 277; Bickleton, Suksdorf 278; Wcnas, Lyall in 1860; opposite 

 Alkali, Howell 46; Moxee, Griffiths cfc Cotton 45; between Mabton and Satus, Cotton 1117. 



Zonal distribution: Upper Sonoran. 



11. Phaca sinuata (Piper). 



Astragalus sinuatus Piper, Bull. Torr. Club, 28: 40. 1901. 

 Astragalus whitedii Piper, Bull. Torr. Club, 29: 224. 1902. 

 Type locality: Eastern Washington. Collected by Brandegee. 

 Range: Eastern Washington. 



Specimens examined: Colockum Creek, Whited 1353; Eastern Washington, Bravdegrr 

 739. 



12. Phaca podocarpa Hook. Fl. Bor. Am. 1: 142. 1830. 

 Astragalus sclerocarpus A. Gray, Proc. Am. Acad. 6: 225. 1865. 



Type locality: "Great [Celilo] Falls of the Columbia." Collected by Douglas. 

 Range: Eastern Washington and Eastern Oregon. 



Specimens examined: Ellensburg, Hindshaw, May, 1896; North Yakima, Herulerson 

 2352; Morgans Ferry, Suksdorf 279, 280; near the Great Falls of the Columbia, Douglas; 



