PIPER — FLORA OF THE STATE OF WASHINGTON. 583 



ERIOPHYLLUM. 



Akenes glandular 1. E. mulliforum. 



Akenes not glandular 2. E. lanatum. 



1. Eriophyllum multiflorum (Nutt.) Rydberg, Mem. N. Y. Bot. Gard. 1: 422. 190(1 

 Trichophyllum rindtijlorum Nutt. Journ. Acad. Phila. 7: 3.5. 1S34. 



Bahia gracillis 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 Mountains towards the sources of the 

 Missouri." Collected by Wyeth. 



Range: Washington, Oregon, and Idaho. 



Specimens examined: Mount Stuart, Brandegee 90.5; North Yakima, Walt in 189.5; 

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

 Whited 493; Thorp, Whiled 633; Rattlesnake Mountains, Cotton 40.5; White BlutTs, Suks- 

 dorf 372; Cor.lee City, Piper 3857; Ritzville, Sandberg cf- Leiherg 183; Lake Chelan, Lake 

 (& Hull802] Moses Co,. \cc, Lake di; Hull: without locality, Fase;/ 492,493; Spokane, Piper; 

 Snake country, Tolmie. 



Zonal distribution: Upper Sonoran. 



2. Eriophyllum lanatum (Pursh) Forbes, Ilort. Woburn. 183. 18.38. 

 Actinella lanata Pursh, Fl. 2: 560. 1814. 



Eriophyllum caespitosum Dougl. ; Lindl. Bot. Reg. 14: t. 1167. 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; Bellingham 

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

 Whited 410; Fourth Plain, Pi>fr, July 10, 1897; Wawawai, Piper, June 9, 1894; Lake & 

 Hull 801 ; Vancouver, Piper 49.32. . 



Zonal distribution: Transition. 



HULSEA. 



1. Hulsea nana A. Gray, Pac. R. Rep. 6: 76. 18.5.5. 



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

 berry. 



Range: Washington and Idaho to California. 



Specimens examined: Mount Rainier, Pi/vr 21.53; Allen 227; Mount Adams, Hender- 

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



Zonal distribution: Arctic. 



RIGIOPAPPUS. 



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: Khckitat 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 • <^- <l<>'iginsii. 



Heads solitary ; alpine dwarf 2. C. neradens^s. 



1. Chaenactis douglasii (Hook.) Hook. & Arn. Bot. Beech. Voy. 3.54. 1840. 

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



