568 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Range: Alaska to Labrador south to California and Colorado. 

 Specimens examined: Cascade Mountains, Dr. Cooj^r. 



16. Erigeron oreganus A. Gray, Proc. Am. Acad. 19: 2. 1883. 



Type locality: "Oregon, along the Columbia River, under overhanging cliffs, in 

 Multnomah Co.,'" Howell. 



Range: Bluffs of the Columbia River below the Cascades on both sides of tlio river. 



Specimens e.\amined: Cape Horn, Ptper 4983, 5010. 



16. Erigeron philadelphicus L Sp. PI 2: 8(.3. 1753. 

 Erigeron occidentale Nutt. Trans. Am. Phil. Soc 7: 311 1840. 

 Type locality: Canada 



Range: Thioughout most of Temperate North America. 



Speclmens EXA.MINED: Whidbv Island, ^^rtn/nf/- 179; Snohomi.sh, 7r?"nm?V, Juno 3, 1892; 

 Silveiton, Bouck 109; Peshasiin, Sandhug c{* LeU>frg A()9: Doming, Fhit 870; Lnko ("on- 

 conully, Whited 1318; Ca.scadc Mountains to Colviilc, Lyall in 1860, Loomis, Elmer, 

 August, 1897; AVaitsburg, Homer 175. 



Zonal distribution: Transition. 



17. Erigeron divergens Torr. & C.r. Fl N. Am. 2: 175 1841 



Erigeron dxmruatus Nutt. Trans. Am. Phil. S<k'. 7: 311 1810, not Miclix 1803. 



TiPE locality: "In the Rocky Mountains and the plains of Oregon." Collected l)y 

 Nuttall 



Range: Washington to California, Nebra.ska, and Texas 



Specimens examined: Wenache, U7i?/<>rf 72, 73, 74, Elmer Af^; west Klickitat County, 

 Svksdorf' TiGS; Rock Island, Sandheig d' I^iherg 455, between Coulee City and VVaterville, 

 S]nllman,M&y, 1896; Marshall .luncfion, Pi})€r2257, Wawawai,£'//nr7', June, 1897; Piper, 

 July 8, 1898; Almota, Piper 1832 



Zonal distribution. Upper Sonoian. 



18. Erigeron ramosus (Walt.) B. S. P. Prel. Cat. N. Y. 27. 1888. 

 Doroninim ramonuin Walt., Fl. Car. 205. 1788. 



Erigeron /ttrigoifm Muhl., Willd. Sp. PI. 3: 1956. 18a3. 



Tyte ixx^ality: Penasylvania. 



Range: BiitLsh Columbia to Nova S<'otia .south to California, Texas, and Florida. 



Specimens examined: C.iscudc Mountains to Fort Colvillo, LgaJi in 1860; Stoilncoom, 

 Piper; Fort Vancouver, Piper :i077; Wenache, Elmer 482; Waitsb:irg, Homer 353 and 

 July 27, 1896; Spokane, Piper, June 25, 1897; Union Flat, Txtl-e dh Ihill 097; Pullman, 

 Piper 1821. 



Zonal DisTRiBimoN : Traasition. ^ 



19. Erigeron eradiatus (A. Gray). 



Erigeron douglasii eradintum A. Gray, Pac. R. Rep. 12^: 5. 1860. 



Erigeron inomatus A. Gray, Proc. Am. Acad. 16: 88. 1880. 



Erigeron foliosus inomatufi A. Gray, Bot. Cal. 1 : 320. 1876. 



Type locality: "Sandy pine forest on the table-land east of Mount Adams," Wash- 

 ington. Collected by Cooper. 



Range: Washington to California. 



Specimens examined: Cascade Mountains, Cooper; Falcon Valley, Suksdorf 400; Big 

 Klickitat River, Henderson, August 21, 1892; Blue Mountains, Homer 349. 



Zonal distribution: Arid Transition. 



20. Erigeron bloomeri A. Gray, Proc. Am. Acad. 6: 40. 1865. 

 Type locality: " Near Virginia City, Nevada." 



Range: Washington to Nevada and California. 



Specimens examined: Yakima County, Henderson 2.305; Blue Mountains, Piper 2392. 



Zonal distribution: Hudsonian. 



