PIPER FLORA OF THE STATE OF WASHINGTON.' 521 



NICOTIANA. 



1. Nicotiana attenuata Torr.; S. Wats. Bot. King. Explor. 276. pi. 27. 1871. 



Type locality: " Rather common in the valleys and dry lower canyons of Nevada." 



Range: Washington to California and Colorado. 



Specimens examined: Wenache, Elmer 478; Whited 1329; North Yakima, Mrs. Stein- 



wegf in 1894; Wa<<, August, 1895; west Klickitat County, ^wtsdorf 201 ; limgcn, Suksdorf 



1482; Rattlesnake Mountains, Coton 477 ; Pasco, /Henderson, June, 1892; Crab and Wilson 



creeks, Sandherg <& Leiberg 317; near Moses Coulee, Lake & Hull 584; Almota, Piper, 



September 9, 1896, August 26, 1894; without locality, Vasey in 1889; Moxee to North 



Yakima, Griffiths cfc Cotton 49. , 



Zonal distribution : Upper Sonoran. 



* 



OROBANCHACEAE. Broomrape Family. 



Anther cells not separated, their bases rounded 1 Boschniakia. 



Anther cells separated below, the bases mucronate. 



No bracts on the calyx or the elongated peduncles Thalesia. 



One or two bracts on the calyx or the short pedicel Orobanche. 



THALESIA. 



Calyx lobes subulate, longer than the tube \. F. uniflora. 



Calyx lobes triangular, shorter than the tube 2. F . fascicuiaia. 



1. Thalesia uniflora (L.) Britton, Mem. Torr. Club 6; 298. 1894. 

 Orobanche uniflora L. Sp. PI. 2: 633. 1753. 



Aphyllon uniflorum Torr. & Gray in Gray, Man. ed. 1. 290. 1848. 



Thalesia purpurea Heller, Bull. Torr. Club 24: 313. 1897. 



Aphyllon minutum Suksdorf, Deutsch. Bot. Monatss. 18: 155. 1900. 



Aphyllon sedi Suksdorf, loc. cit. 



Type locality: "Habitat in Virginia." 



Range: British Columbia to Newfoundland, Virginia, Texas, and California. 



Specimens examined: Clallam County, Elmer 2555; Whidby Island, Gardner 242; 

 Baldy Creek, Lamb 1331; Tacoma, Flett 198; Wenache Mountains, Elmer 463; Yakima, 

 Henderson, May 25, 1892; Ellensburg, Whited 327; Semiamoo Bay, LyaU in 1858; Kittitas, 

 Lyall in 1860; Bingen, Suksdorf 2323; Skamania County, Suksdorf 2130; upper Naches 

 River, Henderson, June 15, 1892; west Klickitat County, Suksdorf 1089; Blue Mountains, 

 Horner 396, 397; Pullman, Piper, May, 1894; Almota, Piper 1809; Horseshoe Basin, Lake 

 (& Hull 780; Clarkston, Hunter 41; Wawawai, Elmer 776; without locality. Cooper; 

 Stuart Island, Lawrence 101. 



Zonal distribution: Transition. 



2. Thalesia fasicxilaM (Nutt.) Britton, Mem. Torr. Club 5: 298. 1894. 

 Orobanche fasciculata Nutt. Gen. 2: 59. 1818. 



Aphyllon fasciculata Torr. & Gr. in Gray, Man. ed. 2. 281. 1856. 



Type locality: "In sandy alluvial soil about Fort Mandan," North Dakota. 



Range: British Columbia to California, Nebraska, Indiana, and Saskatchewan. 



Specimens examined: Olympic Mountains, i^ZdHOl ; Elmer 2556; J. M.Grant in 1889; 

 Whidby Island, Gardner 241 ; near Clealum, Henderson, June, 1892; west Klickitat County, 

 Suksdorf 2098, 2102; Wenache, Whited, May 25, 1895; Wenache Mountains, Whited 1238; 

 Pasco, Hindshaw 37; junction Crab and Wilson creeks, Sandberg cfc Leiberg 298; Coulee 

 City, Piper 3873; Blue Mountains, Horner 399, 398; Wawawai, Piper, May 26, 1894; Illia, 

 Lake & Hull 779; Big Meadow, Kreager 415; Spokane, Dewart in 1901; Rattlesnake 

 Mountains, Cotton 679. 



Zonal distribution: Transition. 



