PIPER—FLORA OF THE STATE OF WASHINGTON. 423 
Peucedanum eurycarpum Coult. & Rose, Rev. N. A. Umb. 61. 1888. 
Type tocaurry: “Barren hills on the Oregon” (Columbia). Collected by Nuttall. 
Rance: From central California through eastern Oregon and Washington to British 
America, eastward to western Colorado and western Wyoming. 
SPECIMENS EXAMINED: Wenache, Whited 1118, 1202, 1035; Wenache Mountains, Whited 
1274; Fort Colville, Lyall in 1861; Spokane, Piper, May 16, 1896; Hangman Creek, Sand- 
berg & Leiberg 61; Pullman, Elmer 96; Piper, June 24, 1894; Garrison, Piper 1563; Almota, 
Piper, April 7, 1894; Blue Mountains, Piper, July 15, 1896; North Palouse River, Vasey, 
May 6, 1902; Waitsburg, Horner 221. 
ZoNnaL pistripuTION: Arid Transition. 
13a. Lomatium macrocarpum semivittatum Piper, Bull. Torr. Club 29: 224. 1902. 
Type Locauitry: “Hood River,’ Oregon. Collected by Henderson. 
Rance: Klickitat County, Washington, and adjacent Oregon. 
SPECIMENS EXAMINED: West Klickitat County, Suksdorf 279. 
This subspecies has been confused with L. bicolor (S. Wats.) Coult. & Rose, a species not 
known to occur in Washington. It has apparently been since redescribed as Lomatium 
flavum Suksdorf.< 
14. Lomatium artemisiarum Piper. 
Lomatium macrocarpum artemisiarum Piper, Bull. Torr, Club 29: 223. 1902. 
Type LocaLiry: Pasco, Washington. Collected by Piper. 
Rance: Eastern Washington. 
SPECIMENS EXAMINED: Coulee City, Piper 3884; Crab Creek, Sandberg & Leiberg 243; 
without locality, Vasey 308; North Yakima, Henderson 2509, 2511, 2574; Prosser, Hender- 
son 2510; Pasco, Piper 2976; Hunts Junction, Leckenby, April 19, 1898; Coulee City, 
Piper 3884; Prosser, Cotton 588; Rattlesnake Mountains, Cotton 564; Wallula, Cotton 1069. 
ZONAL DISTRIBUTION: Upper Sonoran. 
15. Lomatium ambiguum (Nutt.) Coult. & Rose Contr. Nat. Herb. 7: 212. 1900. 
Eulophus ambiguus Nutt. Journ. Acad. Phila. 7: 27. 1854. 
Peucedanum ambiqguum Nutt.; Torr. & Gr. Fl. 1: 626. 1840. 
Type Locauity: “Borders of Flat-Head River,’ Montana. Collected by Wyeth. 
Range: From eastern Oregon to British Columbia, and eastward to Montana and 
western Wyoming. 
SPECIMENS EXAMINED: Wenache, Whited: Clealum, Whited 613; Mount Adams, [Zen- 
derson, August, 1892; Badger Mountains, Whifed 1222, Peshastin, Sandberg & Leiberg 
481: between Coulee City and Waterville, Spillman, May, 1896, Spokane, Henderson, 
July 9, 1892; Piper 2299; Lyall in 1861; Hangman Creek, Sandberg & Leiberg 44, 22; 
Pullman, Piper 1562; Elmer 827; Blue Mountains, Piper 2387; Spokane County, Suksdorf 
319; without locality, Vasey 298; near Colfax, Vasey, May 25, June 26, 1902; Mount 
Carlton, Hreager 1561. 
ZONAL DistrrBUTION: Arid Transition and Upper Sonoran. 
16. Lomatium martindalei angustatum Coult. & Rose, Contr. Nat. Herb. 7: 225. 
1900. 
Peucedanum martindalei angustatum Coult. & Rose, Bot. Gaz. 13: 143. 1588. 
Type Locauity: Rocky places ‘Cascade Mountains,” Oregon. Collected by Howell. 
Rance: Mountains of Oregon, Washington, and British Columbia. 
SPECIMENS EXAMINED: Mount Baldy, Olympic Mountains, Lamb 1325; Olympic Moun- 
tains, Piper, August, 1895; Flett; Mount Rainier, Piper 2008; Stampede Tunnel, Hender- 
son 2514: Stevens Pass, Sandberg & Leiberg, August, 1893, 795; Goat Mountains, Allen 258; 
Mount Adams, Henderson, August 9, 1892; Suksdorf 383; Flett 1299; Skamania County, 
Suksdorf 2112; Olympic Mountains, Emer 2771; without locality, Vasey in 1889. 
ZONAL DISTRIBUTION: Hudsonian. 
‘a Allg. Bot. Zeitsch, 12:6. 1906. 
