PIPER FLORA OF THE STATE OF WASHINGTON. 281 



SuJcsdorf, May 10, 1886; west Klickitat County, Suksdorf, May 11, 1886; Mount Adams, 

 S-ulcsdorf, July 13, 1886; North Yakima, LecJcenhy, April 18, 1898; Ellensburg, Piper, May 

 20, 1897, 2698; Whited 306; Sprague, Henderson, May 30, 1892; Spokane, Piper, May 16, 

 1896; Hangman Creek, Sandberg & Leiberg 27; Colfax, Henderson; Pullman, Elmer 221; 

 Piper 1457; Mount Carlton, ^rea^er 250; Seattle, Piper 217; Prosser, Cotton 583; Sunny- 

 side, Cotton 349. 



Zonal distribution: Upper Sonoran and Transition. 



6. Delphinium columbianum Greene, Erythea 2: 193. 1894. 



Delphinium nuttallii A. Gray, Bot. Gaz. 12: 51, 54. 1887, not B. nuttallianum Pritzel. 



Type locality: "Along and near the Columbia River above The Dalles." 



Range: British Columbia to Oregon. 



Specimens examined: Coupeville, Gardner; Clallam County, Elmer 2673; Montesano, 

 Heller 3879; Cape Horn, Piper 4967; Woodlawn, Henderson; Olympia, Kincaid; Muckle- 

 shoot Prairie, Dr. Ruhn; Fourth Plain, Piper 3071; Klickitat County, SuTcsdorf, June 4, 

 1886; Falcon Valley, Suksdorf i2Q; Fort Vancouver, Tolmie; Clealum, Whited 402; with- 

 out locality, Howell; Blue Mountains, Piper 2443; Lewis River, cultivated at Pullman, 

 Piper 3818; Columbia River, Nuttall. 



Zonal distribution : Transition. 



7. Delphinium depauperatum Nutt.; Torr. & Gr. Fl. 1: 33. 1838. 

 Delphinium paucijiorum Nutt. loc. cit., not D. Don. 1803. 

 Delphinium nuttallianum Pritzel, in Walp. Rep. 2: 744. 1843. 



Type locality: "In the shade of pine woods in the Blue Mountains of the Oregon." 

 Collected by Nuttall. 



Range: Washington to Colorado and California. 



Specimens examined: Stevens Pass, Sandberg & Leiberg 785; Mount Carlton, Kreager 

 250. 



Zonal distribution : Hudsonian. 



8. Delphinium simplex Dougl. ; Hook. Fl. Bor. Am. 1 : 25. 1829. 



Type locality: "On the subalpine range west of the Rocky Mountains near the Colum- 

 bia, plentiful." Collected by Douglas. 



Range: Idaho and adjacent Washington and Oregon. 



Specimens examined: West Klickitat County, Suksdorf, June 4 and 24, 1886; Klickitat 

 County, Howell, June, 1879; Falcon Valley, Suksdorf 497; Ellensburg, Piper 2740; Whited 

 523; Toppenish, Henderson 2374; Loomis, Elmer 594; Spangle, Suksdorf 235; Spokane, Piper 

 June 25, 1897; Spokane County, Suksdorf 72f}; without locality, Vasey in 1889; Pullman, 

 Piper 3100, 1458; Hardwick in 1895. 



Zonal distribution: Arid Transition. 



8a. Delphinium simplex distichiflorum Hook. Lond. Journ. Bot. 6: 67. 1847. 



Delphinium distichum Geyer; Hook. op. cit. 68, as synonym. 



Delphinium azureum Michx. err. det. Torr. Bot. Wilkes Exped. 217. 1874. 



Type locality: "Grassy stony borders of rivulets, high plains of Spokane and Nez 

 Percez." 



Range: Idaho, Eastern Washington, and Eastern Oregon. 



Specimens examined: West Klickitat County, Sulcsdorf, June 25, 1886; Klickitat River, 

 Suksdorf, July 16, 1886; Glenwood, Flett 1267; without locality, Vasey in 1889; Tieton River, 

 Cotton 449; without locality, Hilgard in 1882; Big Meadows, Steves County, Kreager 

 417. 



Zonal distribution: Arid Transition. 



