PIPER FLORA OF THE STATE OF WASHINGTON. 157 



3. Scirpus subterminaUs Torr. Fl. U. S. 1 : 47. 1824. 

 Type locality: Near Deerfield, Massachusetts. 



Range: Washington to New Brunswick, south to Pennsylvania. 



Specimens examined: Mount Adams, //oweZZ, August, 1882; Falcon Valley, *S'wZ:.«^/o// 88. 



4. Scirpus pauciflorus Lightf. Fl. Scot. 2: 1078. 1777. 

 Eleocharis paucijlora Link, Hort. Berol. 1: 284. 1827. 



Type locality: Highlands of Scotland, "as upon Malgbyrdy in Breadalbane." 

 Range: British Columbia to Labrador, south to Washington, Colorado, and New York. 

 Specimens examined: Mount Adam^, Sulcsdorf 90; A\k&\ih&ke, Sandberg <& Leiberg AIQ. 



5. Scirpus nevadensis S. Wats. Bot. King Explor. 360. 1871. 

 Type locality: "Shore of Soda Lake in Carson Desert, Nevada." 

 Range: Washington to Nevada. 



Specimens examined: Crab and Wilson creeks, Lake & Hidl 364; Sandberg & Leiberg 

 266; Condons Ferry, Griffiths & Cotton 416. 

 Zonal distribution: Upper Sonoran. 



6. Scirpus validus Vahl, Enum. PI. 2: 268. 1806. 

 Type locality: "Habitat in Carabeis." 



Range: Washington to Nova Scotia, southward to California, Texas, and the West 

 Indies. 



Specimens examined: Waitsburg, Horner, 512; Wenache, WMted 584. 

 Zonal distribution: Arid Transition. 



7. Scirpus occidentalis (S. Wats.) Chase, Rhodora 6:68. 1904. Tule. 

 Scirpus lacustris occidentalis S. Wats. Bot. Cal. 2: 218. 1876. 



Type locality: San Diego County, California. 



Range: British Columbia to California, eastward to New England. 



Specimens examined: Seattle, Smith 1012; Falcon Valley, Suksdorf 85; North Yakima, 

 Henderson, May, 1892; Cascade Mountains, Tweedy 2; Cascade Mountains to Colville, 

 Lyall in 1860; Alma, Elmer 539; Douglas County, Lake & Hull 394; Davis Lake, Kreager 

 435; Toppenish, Cotton 773; Priest Rapids, Cotton 1400. 



Zonal distribution: Transition and Upper Sonoran. 



8. Scirpus americanus Pers. Syn. 1: 68. 1805 (March). 

 Scirpus pungens Vahl, Enum. 2: 255. 1805 (October). 

 Type locality: " Hab. in Carolina inferiore." 

 Range: Throughout North America. Chile. 



Specimens examined: Whidby Island, Gardner 305; Tacoma, Fleit, September, 1896; 

 Westport, Henderson in 1892; Alma, Elmer 533; Crab and Wilson creeks, Sandberg & Lei- 

 berg 332, 324; Wilson Creek, Sandberg cfc Leiberg, July, 1893; Medical Lake, Sandberg & 

 Leiberg 55; Waitsburg, Horner 207; Tacoma, Flett 2235; Stuart Island, Laurrence 35. 



Zonal distribution: Transition. 



9. Scirpus brittonianus nom. nov. 



Scirpus campestris Britton, 111. Fl. 1: 267. 1896, not Roth. 1800. 



Scirpus robustus campestris Fernald, Rhodora 2: 241. 1900. 



Type locality: "Manitoba and Minnesota to Nebraska, Kansas, and Mexico, west to 

 Nevada." 



Range: Washington to Manitoba, south to Mexico. 



Specimens examined: Wihon Creek, Sandberg d; Leiberg 3SS; Satua, Elmer 10(57 ; Black 

 Rock Spring, Suksdorf 465. 



Zonal distribution: Upper Sonoran. 



10. Scirpus robustus Pursh, Fl. 1: 56. 1814. 



Type locality: "In salt marshes and on the banks of rivers, common" in the Atlantic 

 States. 



