-PIPER FLORA OF THE STATE OF WASHINGTON. 587 



Stems 30 to 60 cm., slender; 

 leaves very narrow; involucre 



fuscous 11.^. lindleyana. 



Heads cylindric; leaves lanceolate-oblong, 



sparingly cleft or entire 12. A. suksdorfii. 



Shrubs; flowers all perfect and fertile. 



Tall, .5 to 2 m. high; leaves mostly 3-toothed 13. yl. tridentata. 



Less tall, 30 to 60 cm. high; leaves l()l)e,d cleft or parted. 



Leaves 3 to 5-lobed, the lobes cuneatc-obovate 14. vl. arhuscula. 



Leaves 3 to 5-cleft or parted, the lobes linear. 



Panicle spike-like, the l>eads mostly solitary in the 



axils of ordinary leaves 15. A. r'ujida. 



Panicle thyrsoid ; heads clustered 16. A. trijmrtita. 



1. Artemisia dracunculoide^ Pursh, Fl. 2: 521. 1814. 

 Artemisia cernim Nutt. Gen. 2: 143. 1818. 



Artemisia inodora Hook. & Arn. Bot. Beech. Voy. 150. 1833. 



Type locality: "On the Missouri." Collected by Lewis; the exact place near the 

 mouth of White River, Lyman Co., S. Dak. 



Range: British Columbia to Sashatchcwan, south to California and Texas. 



Specimens examined: West Klickitat County, Snksdorf 1609; Wenache, Whited 1337; 

 North Yakima, Henderson, October 5, 1892; Pesliastin, Sarulherg A Leiherc/ 829; Loomis, 

 Elmer 598; Spokane, Piper, August, 1893; Sandherg, Heller, cfe McDougal 908; Wawawai, 

 Piper 1587. 



Zonal distribution : Upper Sonoran. 



2. Artemisia canadensis Michx. Fl. 2: 128. 1804. 

 fArlemisia jmcijica Nutt. Trans. Am. Phil. Soc. 7: 401. 1841. 

 Type locality: Hudson Bay. 



Ranoe: Washington to Hud.son Bay, .south to New England and in the Rocky Moun- 

 tains to Arizona. 



Specimens examined: Whidby Island, Gardner 164; Skamania County, 8 iil-sdorf 659; 

 Wenatchee, Whited 29. 



Zonal distribution: Transition. 



3. Artemisia borealis wormskioldii Besser, Dracunc. 83. 1832. 

 Type locality: "In rupibus sinus Kabssund Groeiilandiae." 

 Range: Alaska to Greenland, south to Washington. 



Specimens examined: Olympic Mountains, Flett, July 20, 1897; Mount Rainier, Flett, 

 August 27, 1896. 



4. Artemisia frigida Willd. Sp. PI. 3: 1838. 1803. 

 Type locality: "DauQriae." 



Range: Washington to Saskatchewan, soutli to New Mexico and Texas. 

 Specimens examined: "Interior Oregon," i. e. Washington, Cooj>er in 1853; Colville 

 Reservation, Griffiths & Cotton 362. 



5. Artemisia biennis Willd. Sp. PI. 3-': 1842. 1803. 

 Type locality: " Nova Zelandia ? " 



Range: Washington to Hudson Bay, south to California and Colorado. 

 Specimens examined: Waitsburg, 7/orner .545; Colton, Pi;)er 2660. 



6. Artemisia longepedunculata Rudolphi, Nov. Mem. Soc. Imp. Nat. Mosc. 3 : 77. 1834. 

 Artemis-la norvegica pacifca A. Gray, Syn. Fl. 1^: 371. 1884. 



Type locality: "In Siberia ulteriori." 

 Range: Alaska to Washington. Siberia. 

 Specimens examined: Horseshoe Basin, Elmer 705. 



