

118 MISSOURI BOTANICAL GARDEN. 



Watson, Proc. Amer. Acad. 1873, viii. 600. — O. densiflo 

 var. tenella Gray, Proc. Amer. Acad. 1873, viii. 384. 

 Boisduvalia Torreyi Watson, Bot. Calif. 1876, i. 233; 

 Index, 363. — A foot to a foot and a half high, slender, 

 simple or with a few long erect virgate branches chiefly 

 toward the base, densely villous, often hoary; leaves com- 

 monly under 1 in. long, narrowly lanceolate, acute, entire 

 or minutely denticulate, the upper shorter and not widened ; 

 flowers axillary along the branches, about equaling the 

 leaves; corolla 2 to 4 mm. long, violet; capsules slender, 

 generally curved outwards, tapering above, more or less 2- 



mm 



nerves 



commonly heavier; seeds 6 to 8 in each cell, similar 



from 



densiflora but smaller, about .5X1 mm. ( 



Central California 



mm. ). — Washingt 



Specimens examined from Washington (Brandegee, 

 1882 and 1883, 788; Seattle, Piper, 1888, 411; Spokane, 

 Henderson, 1892, 2468 in part, and Sandberg, Aug. 1892; 

 Klickitat Co., Suksdorf, Aug. 8, 1881; Falcon Valley, 

 Suksdorf, Aug. 1880, 378, and July 3, 1882), Oregon (Hen- 

 derson, 1882, 360; Howell, Aug. 1880; Hall, 1871, 189; 

 Grant's Pass, Howell, June 23, 1884; Idaho (Kootenai 

 Co., Heller, 1892, 905), and California (Rockville, Earle, 

 Aug. 1, 1880; Yreka, Greene, 1876, 853; Humboldt 

 & Sonoma Counties, Bolander, 1866-7, 6535; Almaden, 

 Torrey, 1865, 109; Borax Lake and Bear Mountain, 

 Torrey, 1865 ; Sta. Lucia Mts., Vasey, July 1880, Kern- 

 ville, Coville and Funston, 1891, 1041; Lake Co., Brande- 

 gee, July 1884, and June 1890; Howell Mt., Brandegee, 

 Aug. 1888; Plumas Co., Brandegee, July 4, 1892; I 



May 



July 



5, 1889; Sonoma, Brandegee, June 1892; Modoc Co., Mrs. 

 Austin, Aug. 1885; Humboldt Co., Mrs. Bush.) 



B. densiflora (Lindley) Watson, Bot. Calif. 1876, i. 

 223; Index, 362. — B. Douglasii Spach, Hist. Nat. Ve- 

 getaux, 1835, iv. 385, atlas, pi. 85, f. 2; Monographia 



12 



