PIPER— FLORA OF THE STATE OF WASHINGTON. 483 



Plagiobothrys asper Greene, Pittonia 3: ^62. 1898. 



Type locality: "Sunny rocky slopes of the mountains along the Coour d'Alene River," 

 Idaho. Collected by Geycr. 



Range: British Columbia to Idaho and California. 



Specimens examined: San Juan Island, Lya?Hn 1858; Orca« Island, LyaZHn 1858; Fort 

 Vancouver, Tolmie; Wenache, Whited 1046; Spokane Valley, Lyall in 1861; Spokane, 

 Piper; Henderson; Sandberg <& Leiberg 10; Walla Walla region, Brandegee 990; near Waits- 

 burg, Homer 160; Wawawai, Piper; Elmer 767; without locality, Vasey in 1889. 



Zonal distribution: Upper Sonoran and Arid Transition. 



2. Plagiobothrys nothofulvus A, Gray, Proc. Am. Acad. 20: 285. 1885. 

 Eritrichiurn nothofulvum A. Gray, Proc. Am. Acad. 17: 227. 1882. 

 Type locality: California. 

 Range: Washington to California. 

 Spkcimens examined: West Klickitat County, (SwA-.s-rfor/" 37. 



CRYPTANTHE. 



Nutlets with scarious crenate wings \. C. pterocarya. 



Nutlets not winged. 



Surface of nutlets smooth and shining. 



Nutlets solitary or rarely two, narrow, attenuate-acuminate. 



Ventral groo\'e simple, elongated at base 2. 6'. Jlaccida. 



Ventral groove bifurcate at base 3. C. Kulcsdorfii. 



Nutlets four, ovate, acute or short-acuminate. 



Ventral groove simple to the base 4. C. affinis. 



Ventral groove forked at l^asc. 



Pubscence setose, spreading 5. 6'. raniulosissima. 



Pubescence somewhat appresscd 6. 6\ toireyana. 



Surface of nutlet rough. 



Calyx twice as long as the acuminate nutlets 7. f. ambigua. 



Calyx little longer than the acute nutlets 8. 6'. muriculata. 



1. Cryptanthe pterocarya (Torr.) Greene, Pittonia 1: 120. 1887. 

 Eritrichiurn pterocarynm Torr. Bot. Mex. Bound. 142. 1859. 

 Erynitskia pterocarya A. Gray, Proc. Am. Acad. 20: 276. 1885. 

 Type locality: "Near El Paso," Texas. 



Range: Washington to California and Texas. 



Specimens examined: EUensbuig, Hindshaw ,M&y , 1890; Yakima, Hendeison in 1892; 

 Pasco, Hindshaw, May 25, 1886 and no. 41; Piper 2961; Coulee City, Piper 3881; Wilson 

 Creek, Sandberg <& Leiberg 260; Walla Walla region, Brandegee 995; without locality, 

 Vasey in 1889. 



Zonal distribution: Upper Sonoran. 



2. Cryptanthe flaccida (Lehm.) Greene, Pittonia 1: 115. 1887. 

 Mysotis flaccida Lehm. Pug. 2: 22. 1830. 



Eritrichiurn oxycaryum A. Gray, Proc. Am. Acad". 10: 58. 1874. 



KrynitsTcia oxycarya A. Gray, Syn. Fl. 2': 425. 1878. 



Type locality: "N. W. Coast in dry plains." Collected by Douglas. 



Range: Washington and Idaho to California. 



Specimens examined: Yakima, Henderson in 1892; Coulee City, Piper 3887; Crab 

 and Wilson creeks, Sandberg ds Leiberg 304; Sprague, Sandberg & Leiberg 173; without 

 locality, Brandegee 992; Almota, Piper 1702; Waitsburg, Homer 602, 144; Wawawai, 

 Lake cfc Hull 820; Elmer 766. 



Zonal distribution : Upper Sonoran. 



