PIPER — FLORA OF THE STATE OF WASHINGTON. 565 



1. Erigeron speciosus DC. Prod. 5: 284. 1833. 

 Stenactis speciosa Lindl. Bot. Reg. t. 1577. 1833. 

 Type locality: "California." Collected by Douglas. 



Range: British Columbia to southern Oregon, Idaho, and Colorado. 



Specimens examined: Olympic Mountains, Flett 812; Whidby Island, Gardner 175; 

 Lake Park, Pt>r, July 27, 1895; Lopez Island, Lyall in 1858; Olympia, HeUer 4041; Fort 

 Vancouver, Tolmie; Mount Stuart, Elmer 1110; Peshastin, Sandberg cfc Leiberg 476; 

 Upper Naches River, Henderson, June 15, 1892; along Twisp River, Whiied 41; Leaven- 

 worth, Whited, August 6, 1896; Tieton River, Cotton 439; upper Nisqually Valley, Allen 222; 

 west Klickitat County, SuJcsdorf 561 ; Falcon Valley, Suksdorf 401 ; Yakima region, Bran- 

 degeeSSO; Conconully, Whited 1317; Wenache foothills, Whited 1295, 1182; Trout Lake, 

 Flett 1090; Loomls, Elmer 578; Fort Colville to Cascades, LyoZZ in 1860; without locality, 

 Vdsey 513. 



Zonal distribution: Transition. 



2. Erigeron saluginosus (Richards.) A. Gray, Proc. Am. Acad. 16: 93. 1881. 

 Aster salsuginosus Richards. Bot. App. Frankl. Journ. 2: 748. 1823. 



Type locality: "On the Salt Plains in the Athabasca." 



Range: Alaska to California and New Mexico. 



Specimens examined: Mount Rainier, Allen 30; Smith, August, 1890; Piper 2148; Cas- 

 cade Mountains, latitude 49°, Lycdl in 1859; Mount Adams, Suksdorf 560; Flett 1092; 

 upper Atanum River, Henderson, August, 1892; Nason Creek, Sarulherg cfe Leiberg 353; 

 Cascade Mountains, Yakima County, //«rwZerson, August, 1892; near Skagit Pass, Late cfc 

 Hull, August 27, 1892; between Wenache and EUensburg, Whited, August, 1896; Yakima 

 region, Brandegee 876; without locality, Vasey 510. 



Zonal distribution: Hudsonian and Arctic. 



2a. Erigeron salsuginosus angustifolius A. Gray, Proc. Am. Acad. 16: 93. 1880. 



Type locality: "California." 



Range: Washington to California. 



Specimens examined: Mount Rainier, ^ZZe7i 142; Si\verton, Bouck 110; Yakima region, 

 Brandegee 877. 



3. Erigeron nxembranaceus Greene, Pittonia 3: 294. 1898. 



Type locality: "Eastern Oregon" in the Blue Mountains. Collected by Cusick. 

 Range: Blue Mountains of Washington and Oregon. 

 Specimens examined: Blue Mountains, Piper 2401. 

 Zonal distribution: Hudsonian. 



4. Erigeron hispidissimus (Hook.) 



Erigeron strigosus hispidissimus Hook. Fl. Bor. Am. 2: 18. 18.34. 



Erigeron concinnus Torr. & Gr. Fl. 2: 174. 1841. 



Distasis concinna Hook. & Am. Bot. Beech. Voy. 3.50. 1840. 



Type locality: "Plentiful in the vallies of the Blue Mountains and of the Spokane 

 River." Collected by Douglas. 



Range: British Columbia to New Mexico and Arizona. 



Specimens examined: EUensburg, Whited 447; North Yakima, Mrs. Steinweg in 1894; 

 Watt in 1895; Yakima, Henderson, May 25, 1892; Wenache, Whited, Ju\y, 1895, and 1098; 

 Bickleton, Suksdorf 352; Naches, LyaU in 1860, Rattlesnake Mountains, Cotton 403; Pasco, 

 Hindshaw 51; Crab and Wilson creeks, Sandberg <& Leiberg 236; Ritzville, Sandberg <& Lei- 

 berg 195; Colville, LyaU in 1860; Medical Lake, Hender.wn 2302, 2304; Moses Coulee, Lake 

 cfc Hull 696; Spokane, Piper 2275, 1831; Savage 14; Elmer 375; between Coulee City and 

 Watorville, Spillman, May, 1896; Waitsburg, Horner 170; Brewster, Griffiths tfc Cotton 348. 



Zonal distribution : Arid Transition and Upper Sonoran. 



