PIPER FLORA OF THE STATE OF WASHINGTON. 421 



3. Lonaatium canbyl Coult. & Rose, Contr. Nat. Herb. 7: 210. 1900. 

 Peucedamiin canhyi Coult. & Rose, Bot. Gaz. 13: 78. 1888. 



Type locality: "High ridges, E. Oregon." Collected by Hmvell. 



Range: Eastern Oregon, eastern Washington, and Idaho. 



Specimens examined: Wenache, Whited2S7; Ellensburg, Whifed 287, 258 and May 4, 

 1898: North Yakima, Mrs. Sfeinweg in 1894: Klickitat Valley, Howell 1367, 67; near 

 Columbus, SuJcsdorf, April 13, 1886; Davenport, Geo. R. Sawyer, April 13, 1901; Rattle- 

 snake Mountains, Cotton 567; Klickitat Hills, Gorman, April, 1895. 



Zonal distribution: Arid Transition and Upper Sonoran. 



4. Loraatium farinosum. (Qeyer) Coult. & Rose, Contr. Nat. Her}). 7: 210. 1900. 

 Peucedanum farlnosuni Geyer; Hook. Lond. Journ. Bot. 6: 235. 1847. 



Ferula farinosa Geyer; Hook. Lond. Journ. Bot. loc. cit. 



Type locality: "On an isolated rock in the Coeur d' Aleine Mountains on wet clay." 

 Collected by Geyer. 



Range: Eastern Washington and Idaho. 



Specimens examined: Pine City, Piper, May 6, 1898; Rock Lake, Sandberg ct' Leiherg, 

 May, 1893; Rock Creek, Sandberg ct Leiherg 131; near Spangle, Piper, May 31, 1901; 

 Almota, Piper 2794; Wawawai, Elmer 98; Piper 1567; Coulee City, Piper 3874; North 

 Palouse River, Vasey, May 25, 1902. 



Zonal distribution: Arid Transition. 



5. Lomatium. piperi Coult. & Rose, Contr. Nat. Herb. 7: 211. 1900. 



Type locality: "Ellensburg, Kittitas County, Wash." Collected by G. R. Vasey. 

 Range: From the mountains of northern California to Washington. 

 Specimens examined: Klickitat Valley, Howell, February 15, May, 1S7.S: Klickitat 

 River, Flett 1304; White Salmon, Sulcsdoif27S: Klickitat Hills, Gorman. ApvW, 1S9.5. 

 Zonal distribution: Arid Transition. 



6. Lomatium ■watsoni Ctnilt. & Rose, Contr. Nat. Herb. 7: 211. 1900. 

 Peucedanum watsoni Coult. & Rose, Bot. Gaz. 13: 209. 1888. 



Type locality: "Simcoe Mts.," Yakima County, Wash. Collected l)y Howell. 

 Range: Mountains of Oregon and Washington. 



Specimens examined: Near Columbus, ^SwZr.sr/o//.- Klickitat, //o/r</M12, 413; Klickitat 

 Hills, Gorman, Apri], 1895; Simcoe Mountains, Howell 180. 

 Zonal distribution: Arid Transition. 



7. Lomatium ecus (S. Wats.) Coult. & Rose, Contr. Nat. Herb. 7: 214. 1900. 



Cous. Biscuit root. 

 Peucedanitm cous S. Wats. Proc. Am. Acad. 21: 453. 1886. 

 Type locality: "John Day's Valley," Oregon. Collected by Howell. 

 Range: Eastern Oregon and Washington and adjacent Idalio. 



Specimens examined: Blue ^lountains. Piper 2341; Wawnwdi, Elmer 97 ; above Wawa- 

 wai, Piper, May 6, 1901; Whitman County near Lewiston, B. Hunter 45. 

 Zonal distribution: Arid Transition. 



8. Lomatium circumdatum (S. Wats.) Coult. & Rose, Contr. Nat. Herb. 7: 213. ITIX). 

 Peucedanum circumdatum S. Wats. Proc. Am. Acad. 22: 474. 1887. 



Type locality: "On hillsides in the Wallowa region of eastern Oregon." Collected by 

 Cusick. 



Range: Eastern Oregon and Washington and adjacent Idaho. 



Specimens examined: Blue Mountains, Horner 222. 



This species is not very satisfactorily distinguished from L. c^us. Good series of speci- 

 mens for both of these species are needed before their relations can be made clear. 



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