PIPER FLORA OF THE STATE OF WASHINGTON. 607 



Range: Britisli Columbia to Oregon. Asia. Euiopo. 



Specimens examined: Whatcom County, 'S''/A"S(fo// 975; Fairhavon, fi/^er; west Klick- 

 itat County, Suksdorf 127, 656; Manor, Piper, July 10, 1899; Kalama, Piper, October 30, 

 1901. 



Zonal distribution: Humid Tiiuisition. 



4. Gnaphalium decurrens californicum (DC.) A. Gray, Bot. Cal. 1: 341. 1876. 

 Gnaphaliiun calif ornicu in DC. Prod. 7: 224. 186.5-8. 



Type locality: California. 



Range: Washington and Idalio to California. 



Specimens examined: Cascade Mountains, latitude 49°, Li/dll in 1859; Falcon Valley, 

 Suksdoif 3S; Mount Adams, /<7(// 1067; Kittitas County, .S'a/w/6e/v/ tfc Leibert) 700; Pend 

 Oreille River, Lyall in 1861. 



Zonal distribution: Arid Transition and Canadian. 



5. Gnaphalium microcephalum Nutt. Trans. Am. Phil. Soc. 7: 404. 1S4(). 

 Type locality: "St. Diego, I'pper California." 



Range: British Columbia to Idaho and California. 



Specimens examined: Port Ludlow, iy/;i.ft*\ACigust 15, 18*.HJ; Port Townscnd, /i'(/»v//(/s 

 33; Anacortcs, Henderson, July 5, 1892; Taconia, Flett 138; upper Nisqually Valley, Allen 

 223; Peshastin, »Sa7wZ&e/(/ cfc Leiften; 830; Leavenworth, Savage 25; Whited2A^; Tumwater 

 Canyon, Whited 1458; Spokane, Piper, August 28, 1898; Newport, Kreager 454. 



Zonal distribution: Transition. 



6. Gnaphalium. chilense Spreng. Syst. 3: 4.S0. 1826. 

 Gnaphalium spretu/lii Hook. & Arn. Bot. Beech. Voy. 150. 18138. 

 Gnaphalium luteo-albuni occideniale Nutt. Trans. Am. Phil. Soc. 7: 403. 1841. 



Type locality: California. There collected by Chami.sso, but the specimens erroneously 

 attributed to Chile. 



Range: Washington to California and Texas. 



Speci.mens examined: Seattle, Piper 1076; North Yakima, lFf;/^ August, 1895; Piper 

 178(3: Lake Chelan, Lake <& Hull 745; Pullman, Piper, October 5, 1897; Waitsburg, 

 Horner 412; Alma, Elmer 544; Toppenish, Cotton 777, Prosser, Cotton 896. 



Zonal distribution: Transition. 



ADENOCAULON. 



1. Adenocaulon bicolor Hook. Bot Misc. 1: 19. t. 15 1830. 



Type locality: "In sylvis densis apud Fretum de Fuca, atque prope Fort Vancouver 

 ad flumen Colunibiae, in ora occidental! Americac Septentrionalis " Collected by Scouler. 



Range: British Columbia to California and east to Lake Superior. 



Specimens examined: Cascade Mountains, latitude 49°, Lyall in 1859; Olympic 

 Mountains, Edwards in 1889; Silverton, Bouck 87; Seattle, Piper, July, 1891; upper Nis- 

 qually Valley, -iZZen 12; Pesha.stin, Sarw/ter (7 cfc Letter g 598; Stehekin, Whited 1400; Max- 

 field, Henderson, June 22, 1892, Skagit Pass, Lake cfc Hull 806; Railroad Creek, Elmer 859; 

 without locality, Vasey 490; without locality, Geyer 523; Mount Carlton, Kreager 214. 



Zonal distribution: Humid Transition. 



PSILOCARPHUS. 



Heads covered with long loose woolly hairs. 



Erect, 6 to 15 cm. high ; heads sparsely woollj' 1. P. elatior. 



Dwarf; heads very woolly 2. P. hrevissimns. 



Heads covered with short close wool. 



Prostrate; leaves oblong or elliptic 3. P. tcmllus. 



Ascending; leaves narrowly oblanceolate 4. P. oreganus. 



