404 CONTRIBUTIONS FEOM THE NATIONAL HERBARIUM. 



15. Epilobium fastigiatum (Nutt.) 



Epilobium affine fastigiatum Nutt.; Torr. & Gr. Fl. 1: 489. 18 iQ. 



Ef-ilobium glaberrimum latifolium Barbey in Brcn-cr & Wats. Bot. Cal. 1: 220. 1876. 



Epilobium glaberrimum fastigiatum Trelease, Rep. Mo. Bot. Gard. 2: 105. 1891. 



Type locality: "Plains of the Oregon." Collected by Nuttall. 



Range: Washington to California and Utah. 



Speclmens examixed: Olympic Mountains, Flett 11.5; Mount Rainier, Allen 19."^; Smith 

 755; Piper 2167, August 1895; Mount Adams, Henderson 2444; Mount Stuart, Brandeqee 

 111; Cascade Mountains, latitude 49°, Ujall in 18.59: Dlue Mountains, Horner 288; Clallam 

 County, Eh,)er 2.5.59. 



15a. Epilobium fastigiatum. glaberrimum. (Barbey). 

 Epilobium glaherrhnum Barbey in Brewer & W^ats. Bot. Cal. 1: 220. 1876. 

 Type locality: Yosemite Valley, California. 

 Range: W^ashington to California and Nevada. 

 Specimens examined: White Salmon, 5Mi-.«7o;/ in 1878. 



16. Epilobium. pringleanum. Haussk. Mittheil. Geogr. Gesells. Jena 7: 5. 1888. 

 Epilobium oregonense gracillimum Trelease, Rep. Mo. Bot. Gard. 2: 109. 1891. 



Type locality: "California, mountains about the headwaters of the Sacramento River." 

 Range: Washington to California. 



Specimens examined: Falcon Valley, Suhsdorf, July, 1886; White Salmon, Suksdorf'm 

 1878; Mount Adams, SuJcsdorf 552; without locality, Vasey in 1889. 



17. Epilobium clavatum. Trelease, Rep. Mo. Bot. Gard. 2: 111. 1891. 

 Type locality: Kicking Horse River, British Columbia. 



Range: Briti-sh Columbia to Oregon and Utah. 



Specimens examined: Olympic Mountains, Piper 23.50, 2349; Mount Rainier, Piper 

 2165, 2164; Allen 192; Goat Mountains, Allen 2.52; Mount Adams, SuJcsdorf, September, 

 1877, August 28, 1886: North Foi-k Bridge Creek, Elmer 654; Clallam County, Elmer 2.570. 



Zonal distribution: Arctic. 



18. Epilobiumi leptocarpum macounii Trelease, Rep. Mo. Bot. Gard. 2; 103. 1891. 

 Type locality: "Lake Athabasca." Collected by Macoun. 



Range: British America to W^ashington. 



Specimens examined: Olympic Mountains, Piper 23.52, 2356; Mount Adams, SuJcs- 

 dorf 551. 



Zonal distribution: Hudsonian. 



19. Epilobium mirabile Trelease, sp. nov. 



Turioniferous: stems rather slender, terete, crisp-pubescent, ascending from near the base, 

 about a foot high, with rather short strict l)ranches; leaves scarcely 25 mm. long, somewhat 

 ascending, broadly ovate-lanceolate, obtuse, remotely very low denticulate, rounded at base 

 and very short-petioled, rather thick, minutely crisp-puberulent or at length subglabrescent; 

 inflorescence somewhat glandular; flowers su be rect, crowded at summit; petals about 5 mm. 

 long, pale; capsules short-stalked, about 40 mm. long, curved, fusiform; seeds as in E. 

 paniculatum, the at first very white ample coma soon falling and at length dingy. — Meadows 

 at 1,.500 meters altitude, in the Olympic Mountains, Washington (Piper, August, 1895, no. 

 2344). — A very peculiar plant, with the seed and foliage characters of E. minutum, but 

 exaggerated, and the turions of the deJicatum section, in which in stem and pubescence 

 characters it falls near E. leptocarpum. 



20. Epilobium ursinum Parish: Tielea,se, Rep. Mo. Bot. Gard. 2: 100. 1891. 

 Type locality: San Bernardino County, California. 



Range: Washington to California. 



Specimens examined: Falcon Valley, .S'(/A-«?o// 2148, 372; Klickitat Kiver, Flett 1238. 



