PIPER FLORA OF THE STATE OF WASHINGTON. 461 



Specimens examined: Wenache, TFAitoZ, June, 1896; Falcon Valley, Sul-t^dorf 42, 165 

 Simcoe Hills, Howell 290; Klickitat River, Flett 1226; Spvugue. Henderson, July 10,1892 

 Sprague, Sandherg & Leiberg 201; Ivaraiak Butte, Elmer 803; Blue Mountains, Horner 389 

 Piper 2398. 



Zonal distribution: Arid Transition. 



5. Gilia bolanderi A. Gray, Proc. Am. Acad. 8: 263. 1870. 

 Linanthiis bolanderi Greene, Pittonia 2: 255. 1892. 



Type locality: "Sonoma County, California, on dry hills; Russian River." Collected 

 by Bolander. 



Range: Washington to California. 



Specimens ex.\mined: Klickitat County, Suksdoif 549; White Salmon, Suksdorf 293. 



Zonal distribution: Arid Transition. 



6. Gilia graciHs (Dougl.) Hook. Bot. Mag. 56: pi. 202J^. 1829. 

 Vollomia gracilis Dougl.; Hook. loc. cit. as synonym. 



Phlox gracilis Greene , Pittonia 1: 141. 1887. 



Microsteris gracilis Greene, Pittonia 3: 300. 1898. 



Gilia gracilis elatior Suksdorf, Deutsch. Bot. Monatss. 18: 132. 1900. 



Gilia gracilis pratensis Suksdorf, loc. cit. 



Type locality: "On the banks of the Spokane River and on high grounds near Flat- 

 head River." Collected by Douglas. 



Range: British Columbia to Xeliraska, Colorado, and California. 



Specimens e.xamined: Montesano, Heller 3909; Seattle, Smith 154; Olympia, Henderson 

 2405, 2406; Kincaid, July 4, 1896; upper Nisqually Valley, Allen 11: Silverton, Boueh 31 ; 

 Tieton River, Cotton 485; Tacoma, Flett 196, 881, 882; Falcon Valley, Suksdorf 'IWA , 1508; 

 Ellensburg, Whited 268; Pasco, Hindshaw 50; Chimokane, Lyall in 1860; Fort Vancouver, 

 Douglas in 1825; Klickitat River, Flett 1229; Rock Creek, Sandherg & Leiberg 78; Spokane 

 Valley, Lyall in 1861; Spokane, Piper, May 23, 1897; Pullman, Piper 1517; Hull 588; 

 Waitsburg, Horner, April 12, 1897; Wawawai, Piper, May 19, 1894; Elmer 70; Davis Ranch, 

 Ereager; Clallam County, Elmer 2824; Mount Rainier, Flett 2153. 



Zonal distribution: Upper Sonoran and Transition. 



7. Gilia humilis (Greene). 



Microsteris humilis Greene, Pittonia 3: 301. 1898. 



? Collomia gracilis humilior Hook. Fl. Bor. Am. 2: 76. 1838. 



Gilia microsteris Piper, Fl. Palouse Reg. 142. 1901. 



Type locality: "South end of Lake Pend Oreille," Idaho. Collected by Leiberg. 



Range: Eastern Washington and adjacent Oregon and Idaho. 



Specimens examined: Wenache, Whited 13; Ellensburg, Piper, Ma}' 20, 1897; Whited 

 268; Skamania County, Suksdo>f23U; Falcon Valley, Suksdorf 163; Tampico, Flett 1030; 

 Rattlesnake Mountains, Cotton 308; Spokane, Piper 2291 ; Henderson 2404; Hangman Creek, 

 Sandherg cfc Leiberg 25; Spangle, Piper 3547; Pullman, Hull, April 12, 1892; Piper 1518; 

 Coulee City, Piper 3851. 



Zonal distribution: Arid Transition. 



7a. Gilia humilis glabella (Greene). 



Microsteris glabella Greene, Pittonia 3: 301. 1898. 



Gilia gracilis glabella Suksdorf, Deutsch. Bot. Monatss. 18: 132. 1900. 



Type locality: Falcon Valley, Washington. Collected by Suksdorf. 



Range: Washington and Oregon. 



Specimens examined: Falcon Valley, »S!/ts(7o// 2206. 



8. Gilia nuttaUii A. Gray, Proc. Am. Acad. 8: 267. 1870. 



Type locality: "Rocky ^fountains of Colorado and Utah to the Sierra Nevada in 

 California." 



