82 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Lake, SuJcsdorf 1029: Lake Cushraan, Henderson 1206; Taconia, Flett 140, 141; Skoko- 

 mish Valley, Kincaid, May 17, 1S92: Bridge Creek, Elmer 670; without locality Vasey 

 1889. 

 Zonal distribution: Humid Transition. 



3. Dryopteris filix-mas (L.) Schott, Gen. Fil. 1834. Male fern. 



Poly podium Jilix-mas L. Sp. PI. 2: 1090. 17.53. 



Aspidiumjilix-mas Sw. Schrad. Journ. B<it. 1800-: 38. 1801. 



Type locality: '"Habitat in Europae sylvis."' 



Range: Alaska to Labrador, south to California, Michigan, and Nova Scotia. Europe. 

 Asia. 



Specimens examined: Falcon Valley, .Switarfor/" 1230. 



Zonal distribltion : Humid Transition. 



FILIX. 



1. Filix fragilis (L.) Undenv. Our Native Ferns ed. 6. 119. 1900. Bladder fern. 



Poly jwdium fragile L. Sp. PI. 2: 1091. 17.53. 



Cystopteris fragilis Bemh. Schrad. Neu. Journ. Bot. 1^: 27. 1806. 



TSpe locality: European. 



Range: Alaska to Labrador, south to California, Kansas, and Georgia. 



Specimens e.xamined: Clallam County, Elmer 2812; Mount Rainier, Piper, August 12, 

 1889, 2106; upper Naches River, Henderson, June 15, 18^; Mount Stuart, Elmer 1219; 

 Stampede Pass, Henderson, July 26, 18t)2; Egbert Springs, Sandberg cE* Leiherg 3.51; We- 

 nache Mountains, H'/ijVfrf 1075: Waitsburg, //om«r260; wnthout locality, Foscy 49; Almota, 

 Piper, May 2, 1897. 



Zonal distribution: Transition to Arcti*-. 



WOODSLA.. 



Leaves viscid-puberulent ; lobes of the indusium broader at base \. W. scopulina. 



Leaves glabrous or nearly so; lobes of the indusium hair-like 2. W. oregana. 



1. Woodsia scopulina D. C. Eaton, Can. Nat. II. 2: 90. 1865. 



Type locality: "Rocky Mountains near 40° north latitude. Parry, Hall and Harbour; 

 Columbia River, Brackenridge; Frazer River, near 49° north latitude, Mrs. John Miles." 



Range: Alaska to Ontario, Colorado, and California. 



Specimens examined: Ellcnsburg foothills, Elmer 418; White Salmon, Suksdorf in 

 1879; Wenache River, Brandegee 1224; Rainbow Falls, Whited 1407; Stehekin, Whited 

 1391; Cascade Mountains, latitude 49°, Lya//; Spok&ne, Deivart; without locality, Fasc j/ in 

 1889; Cape Horn, Piper 4975. 



Zonal distribution: Transition, mostly arid. 



2. Woodsia oregana D. C. Eaton, Can. Nat. II. 2: 90. 1865. 



Woodsia obtusa lyallii Hook. Syn. Fil. 48. 1868. 



Type locality: "Dalles of the Columbia River, Major Raines; Rocky Mountains near 

 40° north latitude. Hall and Harbour." 



Range: British Columbia to the Great Lakes, south to California, Arizona, and Nebraska. 



Specimens examined: Mount Adams, Suksdorf, September, 1877, Rattlesnake Moun- 

 tains, Cotton 422; Coulee City, Piper 3850; between Coulee City and Waterville, Spillman, 

 May 27, 1896; Spraguc, Henderson, May 30, 1892; Pullman, Piper 1734; without locality, 

 Vasey in 1889; Davis Ranch, Kreager 218; near Spokane, .ffreajrer 171; Coulee City, Piper 

 3850; Republic, Beattie cfc Chapman 2258. 



Zonal distribution : Arid Transition. 



