PIPER FLORA OF THE STATE OF WASHINGTON. oSv 



Type locality: "Summit of Mount RainicM-, Oregon, Douglas." The specimen was 

 probably collected by Tolmie, as Douglas was never on Mount Rainier. 



Range: Alaska to Oregon in the mountains. 



Specimens ex.\mineu: Clallam County, Elmer 2521; Cascade Mountains, latitude 49°, 

 Lyall in 1859; Mount Rainier, Piper 1996; Allen; Smith 396; Mount Adams, Henderson, 

 August, 1892; Suksdorf; Fletl 1331; Stevens Pass, Sandherg S Leiherg, 717; Horseshoe 

 Basin, Lake & Hull 520; Bridge Creek, Elmer 648; without locality, Brandegee 744. 



Zonal distribution: Arctic. 



14. Potentilla cascadensis Rydberg, Mon. X. A. Pot. 109. 1898. 



Type locality: Chiquash Mountains, Washington. Collected by Suksdorf. 

 Range: Washington and Oregon in the Cascade Moimtains. 



Specimens examined: Near Mount Adams, Fletl: Chiquasli Mountains, Snlcsdorj 2165; 

 Olympic Mountains, Elmer 2523. 



15. Potentilla drummondii Lehin. Nov. Stirp. Pug. 2: 9. 1830. 



Type locality; "Rocky Mountains north of the Smoking River, in lat. 56°, scarce. 

 Drummond " — according to Hooker. a Lehmann does not note the locality of his specimens 

 which however, were received from Hooker. 



Range: British Columbia and Alberta to California. 



Specimens examined; Mount .Vdams, Suhsdoif .539. 



16. Potentilla newberryi arenicola Rydberg, Mon. ^". A. Pot. 112. 1898. "• 

 Type locality: Wallula, ^Vasll. Collected by Howell. 



Range: Eastern Washington and eastern Oregon. 

 Specimens examined; Wallu-Ia, Howell. 



HOBKELIA. 



Filaments dilated; flowers white. 



Leaflets deeply dentate 1 . H . fusca. 



Leaflets lobed nearly to the midril) lb. H.fusca fenella. 



Filaments filiform ; flowers yellow. 



Cymes rather loose; receptacle cup shallow. . _ 2. H. iitaheii.'<is. 



Cymes subcapitate; receptacle cup deep 3. //. gordoni aljilcola. 



1. Horkelia fusca Lindl. Bot. Reg. 23: pi. 1997. 1837. 

 Potentilla douglasii Gveene, Pittonia 1: 103. 1887. 

 Type locality; "In California." Collected In* Douglas. 

 Range: Washington to California. 



Specimens examined; Mount Adams, Heiuler.^on in 1892; without locality, Va.<ie>j in 

 1889, August 7, 1882. 



lb. Horkelia fusca teneUa S. Wats, in Brewer & Wats. Bot. Cal. 1: 181. 1876. 

 Horlelia ienella Rydberg, Bull. Torr. Club 25: 55. 1898. 

 Type locality: Sierra County, California. 

 Range; California to Washington. 

 Specimens examined: Klickitat River, Fletf 1334. 



2. HorkeHa utahensis (S. Wats.) Rydberg, Mon'. N. A. Pot. 150. 1898. 

 Ivesia utahem-is S. Wats. Proc. Am. Acad. 17: 371. 1882. 



Type locality: "Summit of Bald Mountain in the Wasatch range, above AUa, at over 

 12000 feet altitude," Utah. 



Range: Washington to California and I'tali. 



Specimens examined; Cascade Mountains, Brandegee in 1883; Mount Stuart, Elmer: 

 without locality, Vaseij in 1889. 



Zonal distribution: Arctic. 



oFl. Bor. Am. 1: 190. 1838. 



