PIPER FLORA OF THE STATE OF WASHINGTON. i03 



9. Epilobium halleanum Haussk. Monog. Epil. 261. 1884. 

 Type locality: "Hab. in Oregon." Collected by Hall. 

 Range: Vancouver Island to Oregon in the coast region. 



Specimens examined: Seattle, Piper 1130; Falcon Valley, Sulcsdorf 2308; Klickitat 

 County, Sulcsdorf 15; Skamania County, Sulcsdorf 2309; Vancouver, Piper 4929. 

 Zonal distribution: Humid Transition. 



10. Epilobium brevistylum Barbey in Brewer & Wats. Bot. Cal. 1: 220. 187(5. 

 Type locality: Sierra Covmty, California. 



Range: Washington to California. 



Specimens examined: Olympic Mountains, Piper 2345; Chiquash Mountains, Sulsdorf 

 2189; Mount Adams, Suksdorf 5^; Mount Stuurt, Elmer 1202; Railroad Creek, £'/m«' 701; 

 Olympic Mountains, Elmer 2569. 



Zonal distribution: Hudsonian. 



11. EpUobium. anagallidifolium Lam. Encyc 2: 376. 1786. 

 Type locality: "Mont-d'Or." 



Range: Arctic America, south to Labrador and in the mountains to California and Colo- 

 rado. Europe. Asia. 



Specimens examined; Olympic Mountains, Piper 2354; Tatoosh Mountains, Allen 189; 

 North Fork Bridge Creek, Elmer 640; Mount Adams, Flett 1241. 



Zonal dlstribution: Artie. 



12. Epilobiura oregonense Haussk. M(m()g. Epil. 276. 18S4. 

 Ty^pe locality: Oiegon. Collected by Hall. 



Range: British Columbia to Oregon. 



Specimens examined: Olympic Mountains, Piper 2351; Lake Kecchelus, Henderson in 

 1892. 



Zonal distribution: Canadian and Hudsonian. 



13. Epilobium alpinum L. Sp. PI. 1: 348. 1753. 



Epilobium lactiflorum Haussk. Oesterr. Bot. Zeitschr. 29: 89. 1879. 



Type locality: "Habitat in Alpibus Helveticis, Lapponicis." 



Range: Subarctic regions, southward to Oregon, Utah, and New Hampshire. Europe. 



Specimens examined: Mount Rainier, Allen 190; Piper 2166; Mount Constitution, 

 Henderson 2453; Mount Kdmws, Sulcsdorf \Q\ Silverton, 5«(/ct in 1899; Skokomish River, 

 Kincaid 22502; Stevens Pass, Sandberg cC* Leiberg in 1893; Stampede Tunnel, Henderson 

 2454: Chiquash Mountains, <Suits(Zo// 2032: Cascade Mountains to Colville, latitude 49°, Lyall 

 in 1860; Nason Creek, Sandberg cf' Leiberg 677. 



Zonal distribution: Hudsonian and Arctic. 



14. Epilobium hornemanni Reichenb. Ic. Crit. 2:73. 1825. 



Epilobium nutans Hornem. in Oeder, Fl. Dan. 1.387. 1810, not Schmidt, 1795. 



Type locality: " In turfosis alpinis Norvegiae." 



Range: British Columbia to Canada, south to California, Colorado, and the White Moun- 

 tains. Europe. Asia. 



Specimens examined: Olympic Mountains, Piper 2355, 1047, 23.53, 2346, 2348, 2347; 

 Mount Adams, Sulcsdorf 553; Mount Stuart, Brandegee 778; Atanum River, Henderson 

 2445; Wenache Mounlains, iJZme/' 469: Mount Rainier, ^4//f«, 191 ; Bridge Creek, £'///(f7' 744; 

 Mount Rainier, Piper 2168, 1048; Blue ilountains, Piper 2359; Horner 289. 



Zonal distribution: Hudsonian. 



Both the characters relied upon to separate this species from E. alpinum, namely, the 

 rough seed and larger, darker flowers, break down completely in our material, and there is no 

 evidence that the connecting forms are hybrids. 



