PIPER FLORA OF THE STATE OF WASHINGTON. 373 



23a. Phaca reventa canbyi (Jones). 

 Astragalus reventus canbyi Jones, Contr. Western Bot. 8:11. 1898. 

 Type locality: "Yakima Region," Washington. Collected by Brandegee. 

 Range: Central Washington. 

 Specimens examined: Yakima Region, Brandegee 36. 



24. Phaca hoodiana (Howell). 



-AsiragfaZus 7ioo(Ztanus Howell, Erythea 1: 111. 1893. 



Astragalus conjunctus oxytropidoides Jones, Proc. Cal. Acad. II. 5: 665. 1895. 

 Type locality: "Hood River to a point a few miles east of The Dalles," Oregon. 

 Range: Klickitat County, Washington, and adjacent Oregon. 



Specimens examined: Mountains east of Lyle, Sulcsdorf 2589 ; west Klickitat County, 

 SuJcsdorf 258S. 



25. Phaca conjuncta (S. Wats.). 



Astragalus conjunctus S. Wats. Proc. Am. Acad. 17: 371. 1882. 



Type locality: " John Day Valley " and "Baker (\)unty," Oregon. Collected by 

 Howell and by Cusick. 



Range: Eastern Oregon and Eastern Washington. 



Specimens examined: Wenache, Whited 1041; Ellensiiurg, Brandegee 724; Piper 2716; 

 Whited 618; White Salmon, Su1csdorf266; without locality, Vasey in 1889. 



Zonal distribution: Upper Sonoran. 



26. Phaca misera (Dough). 



Astragalus miser Dough; Hook. Fl. Bor. Am. 1: 153. 1830. 



Astragalus microcystis A. Gray, Proc. Am. Acad. 6: 220. 1865. 



Type locality: "On low hills of the Spokane River, sixty miles from its confluence 

 with the Columbia." Collected by Douglas. 



Range: North Idaho and adjacent Washington and British Columbia. 



Specimens examined: Fort Colville, Lyall; Old Fort Colville, Watson 90; Box Canyon, 

 Kr eager 396. 



Zonal distribution : Arid Transition. 



27. Phaca convallaria (Greene). 



Astragalus convallarius Greene, Erythea 1 : 207. 1893. 



Astragalus campestris A. Gray, Proc. Am. Acad. 6: 229. 1865, not L. 1753. 



Homalobus campestris Nutt.; Torr. & Gr. Fl. 1: 351. 1838. 



Type locality: "Sandy plains of the Colorado of the West, near the sources of the 

 Platte." 



Range: Washington to Montana and Colorado. 



Specimens examined: Peshastin, Sandberg cfc Leiberg, August, July, 1893; Wenache, 

 Whited 5, 211; Ophir, Elmer 528; Conconully, Whited 1309; Methow River, Whited, July 

 14, 1896; Beaver Creek, Whited 28; Ritzville, Sandberg & Leiberg 163; without locality, 

 Vasey, in 1889. 



Zonal distribution: Arid Transition. 



28. Phaca decumbens (Nutt.). 



Astragalus decumbens (Nutt.) A. Gray, Proc. Am. Acad. 6: 229. 1865. 



Homalobus decumbens Nutt.; Torr. & Gr. Fl. 1 : 352. 1838. 



Type locality: "Sandy plains of the Colorado of the West, near the sources of the 

 Platte." Collected by Nuttall. 



Range : Washington to Montana and Colorado. 



Specimens examined: Cascade Mountains to Fort Colville, latitude 49°, LyaJl in 1860; 

 near Spokane and Columbia Rivers, Geyer 475. 



