PIPER FLORA OF THE STATE OF WASHINGTON. 539 



PTILORIA. 



J''appus bristles fuscous, short-plumose to tlie base. _ I. P. jxiniculata. 



Pappus bristles white. - 



Plumose to the very base 2. P. ft'riuifolia. 



Plumose only above the middle ,3. P. crigiKi. 



1. Ptiloris, paniculata (Nutt.) Greene, Pittonia 2: 132. 1890. 

 Stephanomeria jxiniculata Nutt. Trans. Am. Phil. Soe. 7: 42.S. 1S41. 

 Type locality: "On the Rocky Mountain plains towards the Colorado." 

 RANCiE: Washington and Idaho to Nevada. 



Specimens examined: North Yakima, Piper 2757; Pasco, Henderson, Juno 12, 1892; 

 west Klickitat County, Sitlsdorf 9S2; Major Creek, Suksdorf hi 1882; Rock Island, Sand- 

 hen/ d: Leiberg 433; White BlulT Ferry, Lahed' Hull G9(); Wawawai, Piper, July 31, 1S93. 



Zonal distribution: Upper Sonoran. 



2. Ptiloria tenuifoUa (Torr.) Raf. Atl. Journ. 145. 1832. 

 PrenantlwH ? tenuiJoJia Torr. Ann. Lye. N. Y. 2: 210. 1828. 

 Lygodesmia minor Hook. FI. Bor. Am. 1: 205. 1833. 

 Stephanoineria minor Nutt. Trans. Am. Phil. Soe. 7: 427. 1841. 

 Ptiloria fiUfolia Greene, Pittonia 3: 311. 1898. 



Ty'pe locality: "Rocky Mountains." Collected by James. 



Range: British Columbia to California and Te.xas. 



Specimens examined: Twisp River, Whited, July 20, 1896; Wenache, Whited 8, 2582, 

 1311; Elmer 479; White Blun" Ferry, Lalce cfc Hull 812; North Yakima, Watt, August, 1895; 

 Ellensburg, Piper 2747; Whited 561 ; without locality, Vasey 555; without locality, Brande- 

 gee 934, 935; Fort Walla Walla, Lgall m 1860; Spokane, Kreager 530; Kittitas ValleyT 

 J. Howell in 1877. 



Zonal distribution: Upper Sonoran and Arid Transition. 



3. Ptiloria exigua (Nutt.) Greene, Pittonia 2: 132. 1890. 

 Stephanomeria exigua Nutt. Trans. Am. Phil. Soe. 7: 428. 1841. 



Ty-pe locality: "On the Rocky Mountain plains toward the Colorado." 

 Range: Washington and Wyoming to California and Texas. 



Specimens exa.mined: North of Morgans Ferry, SuJcsdoif 377; North Yakima, Watt, 

 August, 1895. 



Zonal distribution: Upper Sonoran. 



TRAGOPOGON. 



1. Tragopogon ponifolius L. Sp. PI. 2: 789. 1753. Salsify. Oyster plant. 



Type locality: Not given. 

 Specimens examined: Ellensl)urg, Elmer, July, 1897. 



UROPAPPUS. 



1. Uropappus linearifolia (DC.) Nutt. Trans. Am. Phil. Soe. 7: 425. 1841. 



Microserin linearifolia Schultz Bip. PoUichia 22-24: 308. 18()6. 



Calais linearifolia DC. Prod. 7: 85. 1838. 



Calais macrochaefa A. Gray, PI. Fendl. 112. 1849. 



Microseris macrochaefa Sehultz Bip. Pollicliia 22-24: 309. 1866. 



Type locality: "In California legit cl. Douglas et circa Fort Vancouver cl. Garry." 



Range: Washington and Idaho to California and New Mexico. 



Specimens examined: West Klickitat County, Suksdotf, April, Maj^, 188(); Rockland, 

 Sulcsehif, April 10, 1886; Almota, Piper, June 3, 1893. 



Zonal distribution: Upper Sonoran. 



