PIPER—FLORA OF THE STATE OF WASHINGTON, 401 
Stems simple. 
Herbage pilose-pubescent ... 20. £. ursinum. 
Herbage not pilose-pubescent. 
Leaves sessile, narrow, 
erect, acute ......... 21. FB. drummondii. 
Leaves petioled, broadish, 
spreading, obtuse. -- - 22. F. delicatum. 
1. Epilobium angustifolium L. Sp. Pl. 1: 347. 1753. FIREWEED. 
Epilobium spicatum Lam. Fl. Fr. 3: 482. 1778. 
Type Locatity: European. 
Rance: Alaska to Labrador, southward to California, New Mexico, and Carolina. 
SPECIMENS EXAMINED: Silverton, Bouck 77; Fish Lake, Dunn, August 1, 1900; near 
igbert Springs, Sandberg & Leiberg 407; North Fork Bridge Creek, Elmer 637; Coulee City, 
Lake & Hull 528; Fort Colville, Lyall in 1860; Cascade Mountains, latitude 49°, Lyall in 
1859; without locality, Vasey 242; Rock Lake, Lake & Hull, August, 1892; Clarks Springs, 
Kreager 126; Clallam County, Elmer 2566; North Yakima, Watt, August, 1895. 
ZONAL DISTRIBUTION: Upper Sonoran and, Transition, 
EpILopiuM opacuM,@ said by Hooker to have been collected by Douglas and by Scouler 
about Fort Vancouver, is probably a form of F. angustifolium. 
2. Epilobium latifolium L. Sp. Pl. 1: 347. 1753. 
TyPE LocaLity: Siberia. 
Rance: Arctic America, southward to Oregon, Colorado, and Canada. 
SPECIMENS EXAMINED: Olympic Mountains, Piper 2343; Mount Rainier, Smith 875; 
Silverton, Bouck; Horseshoe Basin, Lake & Hull 530; North Fork Bridge Creek; Elmer 664. 
ZONAL DISTRIBUTION: Arctic. 
3. Epilobium luteum Pursh, Fl. 1: 259. 1S14. 
Type Locauity: Northwest coast of America. Collected by Menzies. 
Rance: Alaska to Oregon. 
SPECIMENS EXAMINED: Mount Rainier, lett 300; Piper, August, 1895; Allen 293; Mount 
Adams, Suksdorf 549; Stampede Tunnel, Henderson 2440; Horseshoe Basin, Lake & Hull 
529: Mount Stuart, Himer 1091; Stevens Pass, Sandberg & Leiberg 730; Cascade Mountains, 
latitude 49°, Lyall; Clallam County, “dimer 2560. 
ZONAL DISTRIBUTION: Canadian and Hudsonian. 
4. Epilobium paniculatum Nutt.; Torr. & Gr, Fl. 1: 490. 1840. 
Tyre Lvocauity: “ Plains of the Oregon and Rocky Mountains.’’ Collected by Nuttall. 
Rance: British Columbia to California, Arizona, and Colorado. 
SPECIMENS EXAMINED: Seattle, Piper 103; Silverton, Bouck in 1889; Tacoma, Flett 130; 
Nisqually Valley, Allen 14; Lake Park, Piper in 1895; Mount Stuart, L/mer 1092; Wenache, 
Whited 1330, 1159; North Yakima, Watt in 1895; Tieton River, Cotton 488; Peshastin, 
Sandberg & Leiberg 538; Lake Chelan, Lake & Hull 525; Spokane, Piper 2361, 2360; Blue 
Mountains, Piper, August 2, 1896, 2358; Pullman, Peper 1631; Hull in 1892; without local- 
ity, Vasey in 1889; Spokane, Areager 573, 536; Clatlam County, Elmer 2558, 2561; Mount 
Carlton, Kreager 152. 
ZONAL DISTRIBUTION: Transition. 
4a. Epilobium paniculatum jucundum (A. Gray) Trelease, Rep. Mo. Bot. Gard. 2: 
85. 1891. 
Epilobium queundum A. Gray, Proc. Am. Acad. 12: 57. 1876. 
Type Locauity: Scott Valley, California. Collected by Greene. 
Rance: Washington to California. 
SPECIMENS EXAMINED: Klickitat County, Suksdorf17; Leavenworth, Whited 247. 
a Lehm. Pug. 2: 14. 1830. 
29418—OG M 
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