PIPBB — FLOKA OF THE STATE OF WASHINGTON. 583 



ERIOPHYLLUM. 



Akenes glandular 1. E. muliiJJorum. 



Akenes not glandular 2. E. lanatum. 



1. Eriophyllum multiflorum (Nutt.) Rydberg, Mem. N. Y. Bot. Gard. 1: 422. 1900. 

 Trichophyllum multiflorum Nutt. Journ. Acad. Phila. 7: 35. 1834. 



Bahia graciUis Hook. & Arn. Bot. Beech. Voy. 353. 1840. 



Eriophyllum gracile A. Gray, Proc. Am. Acad. 19: 26. 1883. 



Type locality: "In the valleys of the Rocky Jklountains towards the sources of the 

 Missouri." Collected by Wyeth. 



Range: Washington, Oregon, and Idaho. 



Specimens examined: Mount Stuart, Brandegee 905; North Yakima, Watt in 1895; 

 Mrs. Steinweg; Henderson 2292; Yakima Region, Brandegee 904; EUonsburg, Piper; 

 Whited 493; Thorp, Whited 633; Rattlesnake Mountains, Cotton 405; White Bluffs, Suks- 

 dorfS72; Coulee City, Piper 3857; Ritzville, Sandberg cfc Leiberg 183; Lake Chelan, Lake 

 & Hull 802; Moses Coulee, Lake <& Hull; without locality, Vasey 492, 493; Spokane, Piper; 

 Snake country, Tolmie. 



Zonal distribution : Upper Sonoran. 



2. Eriophylium lanatum (Pursh) Forbes, Hort. Woburn. 183. 1838. 

 Adinella lanata Pursh, FI. 2: 560. 1814. 



Eriophyllum caespitosum Dougl. ; Lindl. Bot. Reg. 14: t. 11G7. 1828. 



Type locality: "On the highlands of the Kooskoosky." Collected by Lewis, the 

 exact spot opposite Kamiah, Idaho. 



Range: British Columbia and Montana to California. 



Specimens examined: Mason County, Piper 515; Olympic Mountains, Piper 2193; 

 Lake Park, Piper, July 27, 1895; Skokomish River, Kincaid, June 15, 1892; Bcllingham 

 ^ay, Henderson, July 2, 1892; Fairhaven, Piper 2802; Salmon River, Horner 340; Roslyn, 

 Whited AIQ; Fourth Plain, Piper, July 10, 1897; Wawawai, Piper, June 9, 1894; Lake & 

 HtdlSJOl; Vancouver, Piper 4932. 



Zonal distribution: Transition. 



HULSEA. 



1. Hulsea nana A. Gray, Pac. R. Rep. 6: 76. 1855. 



Type locality: "Crater Pass, Cascade Mountains, 44° 10'," Oregon. Collected by New- 

 berry. 



Range: Washington and Idaho to California. 



Specimens examined: Mount Rainier, Piper 2153; Allen 227; Mount Adams, Hender- 

 son, August 10, 1892; Flett 1075; Suksdorf in 1878. 



Zonal distribution: Arctic. 



RIGIOPAPPTTS. 



1. Rigiopappus leptocladus A. Gray, Proc. Am. Acad. 6: 548. 1865. 



Type locality: "Dalles of the Columbia River." Collected by Lyall. 



Range: Washington to California. 



Specimens examined: Klickitat County, Suksdorf; Wenache, Whited 1128; foothills 

 Blue Mountains, Homer 142; Wawawai, Elmer 768; Piper 1780. 



Zonal distribution : Upper Sonoran and Arid Transition. 



CHAENACTIS. 



Heads corymbose 1. C. douglasii. 



Heads solitary ; alpine dwarf 2. C nevadensis. 



1. Chaenactis douglasii (Hook.) Hook. & Arn. Bot. Beech. Voy. 354. 1840. 

 Hymenopappus douglasii Hook. Fl, Bor. Am. 1 : 316. 1833. 



