PIPER—-FLORA OF THE STATE OF WASHINGTON. 2RI1 
Suksdorf, May 10, 1886; west Klickitat County, Suksdorf, May 11, 1886; Mount Adams, 
Suksdorf, July 13, 1886; North Yakima, Leckenby, 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, Kreager 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 nuttallia A. Gray, Bot. Gaz. 12: 51, 54. 1887, not D. nuttallianum Pritzel. 
Type Locauity: “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, Suksdorf, June 4, 
1886; Falcon Valley, Suksdorf 326; 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 pauciflorum Nutt. loc. cit., not D. Don. 1803. 
Delphinium nuttallianum Pritzel, in Walp. Rep. 2: 744. 18438. 
Type Locauity: “In the shade of pine woods in the Blue Mountains of the Oregon.” 
Collected by Nuttall. 
Rance: Washington to Colorado and California. 
SPECIMENS EXAMINED: Stevens Pass, Sandberg d& 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. 
Rance: 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 720; 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.”’ 
Rance: Idaho, Eastern Washington, and Eastern Oregon. 
SPECIMENS EXAMINED: West Klickitat County, Suksdorf, June 25, 1886; Klickitat River, 
Suksdorf, July 16, 1886; Glenwood, Fett 1267 ; without locality, Vasey in 1889; Tieton River, 
Cotton 449; without locality, Hilgard in 1882; Big Meadows, Stevens County, Kreager 
417. 
ZONAL DISTRIBUTION: Arid Transition. 
