PIPER FLOEA OF THE STATE OF WASHINGTON. 557 



Ti'PE locality: "On the banks of the Oregon." Collected by Nuttall. 



Range: Oregon and Washington. 



Speclviens examined: West KHckitat County, SuksdorflS9; White Bind" Ferry, Lake <& 

 //«H 753 and August 11, 1892; without locality, Coo/jer; Wenaclie, Whited 1151; Wilson 

 Creek, Lake d' Hull 753: Toppenish, Cotton 780. 



Zonal distribution : Arid Transition. 



2. Grindelia integrifolia DC. Prod. 7: 315. 1836. 

 (h'indelia virgata Xutt. Trans. Am. Phil. Soc. 7: 314. 1840. 

 Type locality: "N. W. America." 



Range: Oregon and W^ashington. 



Specimens examined: Fort Vancouver, Piper 3805; Tolinie. 



Zonal distribution: Humid Transition. 



3. Grindelia hendersoni Greene, Pittonia 2: IS. 1889. 



Ty'PE LOCALITY": " Luiiimi Island," Washington. Collected by Henderson 



Range: Known only from the type locality. 



SpEcniENS examined: Lummi Island, Henderson 1676. 



Zonal distribution: Humid Transition. 



This is perhaps only a perennating form of the following. 



4. Grindelia oregana A. Gray, Syn. Fl. 1-: 118. 1884. 

 Type locality: Oregon. 



Range: British Columbia to Oregon along the coiist. 



Specdiens ex.vmined: Steilacooni, SucMey; Port Ludlow, Binns, September 15, 1890 

 1890; Orcas Island, Henderson 2300; Fidalgo Island, Lyall in 1858; Oyluit, Lamb 1270 

 Rock Island, San Juan County, Henderson 2300; Tacoma, Flett 119; Seattle, Piper 2865 

 Union City, Piper in 1890: Stuart Island, Lawrence 38; Copalis Conard 387. 



Zonal distribution: Humid Tiansition. 



Grindelia hirsutula Hook. & Arn. is listed by Suksdorf, but we find no evidence of its 

 belonging to our flora. 



CHRYSOPSIS. 



Rays none 1. C. oregana. 



Rays present. 



Leaves canescent, strigose, or hirsute 2. C. riUosa. 



Leaves green, hirsute and liispid 3. U. hispidu. 



1. Chrysopsis oregana (Nutt.) A. Gray, Proc. Am. Acad. 6: 543. 1865. 

 Aniinodia oregana Xutt. Trans. Am. Phil. Soc. 7: 32. 1840. 



Type locality : "On the sand and gravel banks of the Oregon and its tributary streams." 

 Collected by Nuttall. 



Range: Washington to California. 



Specimens examined: Olympic Mountains, Piper 2194, 1063; Elleiisburg, Whited 576, 

 689. 



Zonal distribution: Transition. 



2. Chrysopsis villosa (Punsh) Nutt.; Hook. Fl. Bor. Am. 2: 22. 1834. 

 Aiuellus riUosus Pursh, Fl. 2: 564. 1814. 



Diplopappus villosus Hook. Fl. Bor. Am. 2: 22. 1834.' 



Type locality^: "On the Missouri." 



Range: British Columl)ia to Saskatchewan, south to California and .Alabama. 



Specimens examined: Whidby Island, Gardner 153; Rock Island, Sandberg cfe Leiberg 

 454; North Yakima, Watt, August, 1895; Wenache, Whited 7; Ellensburg, Whited 575; 

 near Colville, Lyall in 1860; Similkameen, LyaU in 1860; Wawawai, Piper, July 8, 1898; 

 Elmer 1017; Illia, Lake & Hull 752; Box Canyon, Kreager 397; Meyers Falls, Kreager 516. 



Zonal distribution: Upper Sonoran, mainly. 



