266 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



CLEMATIS. 



Erect herbs; leaves compound with narrow segments 1. C'. hirsutissima. 



Halt-woody climbers. 



Flowers large, blue, solitary. 



Leaves ternate, the leaflets mostly entire 2.6'. colutnbiana. 



Leaves biternate or nearly so ... 8. 6'. alpina occidentalis. 



Flowers small, white, panicled. 



Akenes pubescent with straight haii-s 4. C ligusticifolia. 



Akenes pubescent with crinkly hairs 5. C. suksdorjii. 



1. Clematis hirsutissima Pursh, Fl. 2: 38."). 1814. Sugar bowls. 

 Clematis douglasli Hook. Fl. Bor. Am. 1:1. 1829. 



Type locality: "On the plains of the Columbia River." Collected by Lewis. 



Range: British Columbia to Montana, Oregon, and New Mexico. 



Specimens e.xa.mined: Waterville, Whited I2l\; Spokane County, Suksdotf 229; Hang- 

 man Creek, Sandberg d:. Leiherg 14; Pullman, Piper 1450. 



Zonal distribution: Arid Transition. 



The leaves of this plant taste like strychnine, and Geyer gives an account of the way 

 the Nez Perce Indians used it to stimulate fagged liorses by rubbing it in their nostrils. 



2. Clematis Columbiana (Nutt.) Torr. & Gr. Fl. 1: 11. 1838. 

 Airagene colurnbiana Nutt. Journ. Acad. Phila. 7: 7. 1834. 

 Clematis verticillaris colurnbiana Gray, Syn. Fl. 1': 8. 1895. 



? Atragene grosseserrafa Rydberg, Bull. Torr. Club 29: 156. 1902. 

 Type locality: "Flathead River." Collected by Wyeth. 

 Range: British Columbia and Alberta to Utah. 



Specimens examined: Spokane, Henderson, June, 1892; Mount Carlton, Kreager 287, 

 291; Pend Oreille River, Lyall in 1861. 



Zonal distribution: Arid Transition and Canadian. 



3. Clematis alpina occidentalis (Hornern.) Gray in Powell, Geol. Surv. Dakota 531. 



1880. 



Atragene occidentalis Ilornem. Hort. Havn. 520. 1813. 



Clematis pseudoatragene pseudoalpina Kuntze, Verb. Bot. Ver. Brandenburg 26: 160. 1884. 



Type locality: Unknown. 



Range: Washington to Dakota and New Mexico. 



SpecI.mens examined: Upper Columbia, Wilkes Expedition 1095; Swank Creek Moun- 

 tains, Brandegee 600; Cowlitz Pass, Tweedy in 1882. 



Doctor Rydberg « maintains that Hornemann's name belongs to the plant usually called 

 Clematis verticillaris colurnbiana, and therefore takes^up Kuntze's name in the combination 

 Atragene pseudoalpina for the above species. 



4. Clematis ligusticifolia Nutt. ; Torr. & Gr. Fl. 1 : 9. 1838. 

 Clematis ligustifolia brerifol'ia. Nutt. loc. cit. 



Clematis brevifolia Howell, Fl. N. W. Am. 8. 1897. 



Type locality: "Plains of the Rocky Mountains." Collected by Nuttall. 



Range: British Columbia and Saskatchewan to California and New Mexico. 



Specimens examined: West Klickitat County, iSwA-s(/o?/ 1954, ^ghevi Springs, Sandberg 

 & Leiberg 386; North Yakima, Wait, August, 1895; Henderson, October, 1892; Parker, 

 Dunn, August 8, 1901; Wenache, Whited 175, 1333; Spokane, Henderson, July, 1892; 

 Wawawai, Piper 1455; Wilson Creek, Lake cfc Hull 408; Spokane County, Suksdorf 2338; 

 Pullman, Elmer 291 : without locality, Vasey in 1889; Clarks Springs, Kreager 122; Pros.ser, 

 Cotton 623. 



Zonal distribution: Upper Sonoran, occasionally Arid Transition. 



a Bull. Torr. Club 29: 1.55. 1902. 



