PIPER FLORA OF THE STATE OF WASHINGTON. 563 



8. Solidago glutinosa Nutt. Trans. Am. Phil. Soc. 7: 328. 1840. 



Solida</o confertiflora DC. Prod. 5: 339 1836, not Nutt. 1834. 



Type locality: "Plains of tho Oregon and Wahlamet." Collected by Nuttall. 



Range: Washington and Oregon in the coast region. 



Specimens examined: Shoalwater Bay, Cooper; Fort Nisqually, Wilkes Expedition , 

 Coupeville, Gardner 423. 



Zonal distribution: Humid Transition. 



ETJTHAMIA. 



1. Euthamia occidentalis Nutt. Trans. Am. Phil. Soc. 7: 326. 1840. 



Solidago occidentalis Torr. & Gr. Fl. N. Am. 2: 226. 1841. 



Type locality: "Banks of the Oregon and Wahlamet, and Lewis River." Collected by 

 Nuttall. 



Range: British Columbia to California and New Mexico. 



Specimens examined: Seattle, Piper, August 1892; North Yakima, M^«<<, August, 1895; 

 Ellensburg, Whited 589; banks of Columbia, Srant/gj/ec 868; Okanogan River, Watson 190; 

 Coulee City, Lake & Hull 793; Spokane, Elmer 869; Piper, October 1, 19(K); Pullman, Piper 

 4114; Spokane, Kreager 550; Prosser, Cotton 887; Vancouver, Sheldon 11290. 



Zonal distribution: Upper Sonoran and Transition. 



TOWNSENDIA. 



1. Townsendia florifer (Hook.) A. Gray, Proc. Am. Acad. 16: 84. 1880. 



Townsendia strigosa Nutt. err. det. Gray in Torr. Bot. Wilkes Exped. 17: 344. 1874. 



Erigeron florifer Hook. Fl. Bor. Am. 2: 20. 1834. 



Type locality: "Near Priests Rapids of the Columbia." Collected by Douglas. 



Range: Washington and Oregon east of the Cascade Mountains. 



Specimens examined: Tampico, Flett 1107; Morgans Ferry, Suksdorf 347; opposite 

 Willows, Howell; Wenas Valley, Lyall in 1860; Yakima Reservation, Miss Cooley, July, 

 1891; North Yakima, Watt, August, 1895; Steinweg in 1894; Ellensburg, Piper 2687; 

 Pasco; Piper 2988; Elmer 1058; Hindshaw 9; without locality, Henderson in 1892: Coulee 

 City, Piper 3862; Ritzville, Sandberg cfc Leiberg 169. 



Zonal distribution: Upper Sonoran. 



' ERIGERON. 



Rays conspicuous, much surpassing the disk. 



Root stout, perennial or perennating by offsets. 



Tall species with flat, rather bioad and large 

 leaves. 



Rays narrow, 100 to 150; involucre smooth 

 or hirsute, not viscid. 



Leaves entire; involucre usually hirsute; 



not stoloniferous 1 . E. speciosus. 



Leaves dentate; involucre smooth; stol- 

 oniferous 16. E. philadelphicus. 



Rays broader, 30 to 50; involucre viscid. 



Leaves thick; rays pink 2. E. salsuginosus. 



Leaves thin ; rays violet 3. E. membranaceus. 



Low species; leaves either narrow or mostly basal. 

 Rays yellow. 



Heads solitary; leaves obovateorspatu- 



late 12. E. aureus. 



Heads several; leaves linear. 



