PIPER FLORA OF THE STATE OF WASHINGTON. 331 



Specimens examined: Clallam County, Elmer 2523; San Juan Island, Lyall in 1858; 

 Muckleshoot Prairie, Dr. Ruhn; Shoalwater Bay, J. G. Cooper in 1854: Seattle, Smith 62; 

 Pifer, August, 1892; Tacoma, Fhtt 899; Woodlawn, Henderson, June, 1892. 



Zonal distribution: Humid Transition. 



4. Spiraea menziesii Hook. Fl. Bor. Am. 1: 73. 18.30. 

 Spimea doitglasii menziesii Presl, Epimel. Bot. 195. 1849. 



Type locality: "North West coast of America." Collected hy Menzies. 



Range: Alaska to Idaho and California. 



Specimens examined: Montesano, Heller 4004; Chehalis River, Lamb 1241; Cascade 

 Mountains, latitude 49°, Lyall in 1859; upper Nisqually Valley, Allen 1 ; Cascade Mountains, 

 Henderson, July, 1892; Ellensburg, Elmer 399; Whited 490; Fish Lake, Dunn, July 31, 

 1900; Skagit Pass, Lake & Hull 787; Lake Chelan, Lale & Hull 511; Peshastin, Sandherg 

 cfc Leiherg 512; Columbia River, latitude 49°, Lyall in 1860; Palouse City, Cloud, June, 

 1895; without locality, Vasey in 1889; Mount Carlton, Ereager 193; Lake Chelan, Cotton 

 844. 



Zonal distribution: Canadian and Arid Transition. 



5. Spiraea pyraniidata Greene, Pittonia 2: 221. 1892. 

 Type locality: Clealum, Washington. Collected by Clreene. 

 Range: Washington, Oregon, and Idaho. 



Specimens examined: Cascade Mountains, latitude 49°, Lyall in 1859-60; Mount 

 Adams, Sulcsdorf 115; Peshastin, Sandherg cfc Leiherg 514; Ellensburg, Elmer 411; North 

 Yakima, Watt, August, 1895; Roslyn, WMted 463; Lake Keechelus, Piper 1112; near 

 Leavenworth, WTiited 188; Kittitas County, Henderson 2325; Horseshoe Basin, Lake & 

 Hull, August, 1892; Fish Lake, Dunn, August, 1900: Loon Lake, Winstem, July 20, 1897; 

 without locality, Vasey in 1889. 



Zonal distribution: Canadian. 



6. Spiraea densiflora Nutt.; Torr. & Gr. Fl. 1: 414. 1840. 

 Spiraea hetulaefolia rosea A. Gray, Proc. Am. Acad. 8: 381. 1872. 

 Spiraea arhuscula Greene, Erythea 3: 63. 1895. 



Type locality: Blue Mountains, Oregon. Collected l)y Niittall. 



Range: British Columbia to California and Idaho. 



Specimens examined: Olympic Mountains, Piper, August, 1895; Elmer 2514 ■. Hender- 

 son 245] Mount Rainier, Pipf/' 1993; Allen 57; noavSksigitJ^ass, Lake dk Hull 510; Stevens 

 Pass, Sandherg cfc Leiherg 712; Bridge Creek, Elmer 656. 



Zonal distribution: Hudsonian. 



7. Spiraea corymbosa Raf. Prcc. Dec. .36. 1814. 

 Spiraea lucida Doiigl.; Greene, Pittonia 2: 221. 1892. 

 Type locality: " En Virginie." 



Range: British Columbia to Oregon and the Black Hills; also Kentucky and New Jersej' 

 to Georgia. 



Specimens e.x.vmined: Cascade Mountains, latitude 49°, Lyall in 18.59: Klickitat 

 County, Sulcsdorf; Green River Hot Springs, Piper in 1887; Tieton River, Cotton 456; 

 Roslyn, Whited 463; Wenache, Whited 188, 1184; Fort Vancouver, Tolmie: Peshastin, 

 Sandherg cfc Leiherg 599; Columbia River, latitude 46° to 49°, Lyall in 1860; without 

 locality, Fasey in 1889; Pullman, Pi/w 1522; i7?yZZ, May, 1892; Blue Mountains, ZaZre 509; 

 Clarks Springs, Kreager 72; Vancouver, Piper 4941; Lake Chelan, Cotton 223. 



Zonal distribution: Arid Transition. 



In Cooper's Report this species was referred to N. hctulatiolia Pallas. 



