546 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
4. Crepis occidentalis Nutt. Journ. Acad. Phila. 7: 29. 1834. 
Psilachenia occidentalis Nutt. Trans. Am. Phil. Soc. 7: 437. 1841. 
Tyee Locauity: “Columbia River.” Collected by Wyeth. 
Rance: British Columbia and Montana to California and Arizona. 
SPECIMENS EXAMINED: Olympic Mountains, Flett, August, 1888; near Lyle, Suksdorf 
875; near Cleveland, Suksdorf 381; Wenache, Whited 1087, 1350; ‘‘on the borders and in 
in the vicinity of the river Columbia,”” Wyeth; Wawawai, Piper 1784; Elmer 747; Blue 
Mountains, Piper 2438; Wenas, (riffiths & Cotton 72. 
ZONAL DISTRIBUTION: Upper Sonoran and Arid Transition. 
5. Crepis rostrata Coville, Contr. Nat. Herb. 3: 564. 1896. 
Type Locaity: “‘ Near Crab Creek, Douglas County, Washington.” Collected by Sand- 
berg & Leiberg. 
RANGE: British Columbia and eastern Washington. 
SPECIMENS EXAMINED: North Yakima, Mrs. Steinweg in 1894; Cleman Mountain, Hen- 
derson, June 11, 1892; Klickitat County, Howell 1879; between Naches and Wenache rivers, 
Pickering & Brackenridge in 1841; Coulee City, Piper 3866; near Crab Creek, Sandberg & 
Leberg 225. 
ZONAL DISTRIBUTION: Upper Sonoran. 
6. Crepis glareosa Piper, Bull. Torr. Club 28: 42. 1901. 
Type Locatiry: Ellensburg, Washington. 
SPECIMENS EXAMINED: Ellensburg, Piper 2704 (type). 
7. Crepis acuminata Nutt. Trans. Am. Phil. Soc. '7: 437. 1841. 
Type Locauity: “Plains of the Platte.” Collected by Nuttall. 
Rance: Washington and Montana to California and Utah. 
SPECIMENS EXAMINED: Ellensburg, Elmer 383; Crab and Wilson creeks, Sandberg & 
Letberg 232. 
8. Crepis gracilis (D. C. Eaton) Rydberg, Mem. N. Y. Bot. Gard. 1: 461. 1900, 
Crepis occidentalis gracilis D, C. Eaton; S. Wats. Bot. King Explor. 203. 1871. 
Crepis intermedia A. Gray, Syn. Fl. 12: 432. 1884. 
Type Locauity: Middle Park, Colorado. 
Rance: British Columbia to California and Colorado. 
SPECIMENS EXAMINED: Wenache, Whited 1112; Ellensburg, Whited 455; Toppenish, 
Henderson in 1892; Wenas, Lyall in 1860; Naches Valley, Piper 2737; without locality, 
Vasey 571, 572, 573; Spokane County, Suksdorf 379; Douglas County, Spillman; Colton, 
Piper 2883; Wawawai, Elmer 1401, 761; Almota, Piper; without locality, Wilkes Eapedi- 
tion; Waitsburg, Horner 167; Conconully, Griffiths & Cotton 269. 
ZONAL DISTRIBUTION: Arid Transition and Upper Sonoran. 
* 
9. Crepis barbigera Leiberg, Contr. Nat. Herb. 8: 565. 1896. 
Type Locacity: “Near Alkali Lake, Douglas County, Washington. 
Sandberg & Leiberg. 
Rance: Eastern Washington and eastern Oregon. 
SPECIMENS EXAMINED: Mountains north Ellensburg, Whited 659; Ellensburg, Elmer 392; 
Piper; Wenache, Whited 455, 1183; Wenache Mountains, Whited 1183; Klickitat County, 
Suksdorf 777 in part; near Alkali Lake, Sandberg & Leiberg 313; Spokane Prairie, Suksdorf 
378; Piper 2264, 2637; Spangle, Piper 2874. 
ZONAL DISTRIBUTION: Arid Transition. 
” 
Collected by 
HIERACIUM. Hawkweep. 
Stems many-leaved; involucre imbricated. 
Lower part of stem pilose........2.-...-...-2-2.2.02-2-2-2--- 1. H. columbianum. 
Lower part of stem glabrous... ..-. 2... ........-2-2---2-.--- 2. H. canadense. 
