426 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



4. Leptotaenia watsoni Coult. & Rose, Rev. N. A. Umb. 52. 1888. 



TiPE locality: "In the Wenatchee region," Chelan County, Washington. Collected 

 by Brandegee and by Tweedy. 



Range: Ca.scade Mountains about Mount Stuart, Washington. 



Specimens examined: Wenache region, Brandegee 801; Mount Stuart, Sandberg <& 

 Leiherg 808; Elmer 1171. 



6. Leptotaenia salmoniflora Coult. & Rose, Contr. Nat. Herb. 7: 201. 1900. 



Peucedanum salmonijiora Coult. & Rose, Contr. Nat. Herb. 3: 228. 1895. 



Type locality*: "On basaltic rocks, near upper ferry, Clearwater River, above Lewis- 

 ton," Nez Perces County, Idaho. Collected bj' Sandberg, MacDougal, & Heller. 



Range: Bluffs of the Snake River, Washington, and of the Clearwater River, Idaho. 



Specimens e.xamined: Almota, Piper 2781 ; Wawawai, Piper 2782; Elmer 92. 



Zonal DisTRiBLTiON : Upper Sonoran. 



CABTJM. 



1. Carum gairdneri (Hook. & Arn.) A. Gray, Proc. Am. Acad. 7: 344. 1867. 



Afenio guinlneri Hook. & Am. Bot. lieech. Voy. 349. 1839-40. 



EJoimia gairdneri Nutt.; Torr. & Gr. Fl. 1: 612. 1840. 



Type locality: Near San Francisco or Monterey, California. Collected by Douglas. 



Range: From British Columbia to southern California, eastward to the Black Hills of 

 South Dakota, and to Colorado and Arizona. 



Specimens examined: North Yakima, Watt, August, 1895; Falcon Valley, Suksdorf 

 635: Cascade Mountains, latitude 49°, Lyall; Leavenworth, Whited, August 6, 1896; 

 Coulee City, Henderson, July 11, 1892; \Vliito Bluff Ferrj-, Lake cfc Hull, August 1, 1892; 

 Fort Colville, Lyall; Mason County, Piper 1051; Spokane, Piper, July, 1896; Pullman, 

 Hull 537; Almota, Piper 1935; without locality, Vasey 307; Alkali Lake, Sandberg <& 

 Leiberg 414; Steptoe, Vasey, August 10, 1902; Clarks Springs, Spokane County, Kreager 

 575; Rattlesnake Mountains, Cotton 661. 



Zonal distribution: Transition. 



The roots of this plant have a sweet nutty flavor and were formerly much used for food 

 by the Indians. Forms of this species from Washington have been mistaken for Carum 

 kelloggii, Carum oreganum, and Erdophus bcHanderi. 



CICUTA. Water hemlock. 



Fruit oblong 3. C occidenialis. 



Fruit orbicular. 



Leaflets thickish, lanceolate to ovate-lanceolate, closely and sharply 



serrate or even cleft, strongly reticulate beneath \.C . dotiglasii. 



Leaflets thiimer, linear-lanceolate, not so closely or sharply serrate, 



not strongly reticulate beneath 2. C. vagans. 



1. Cicuta douglasii (DC.) Coult. & Rose, Contr. Nat. Herb. 7: 95. 1900. 

 i.Sium idou</lasii DC. Prod. 4: 125. 1830. 



Cicuta purpurata Greene, Pittonia, 2: 8. 1889. 



Type LOCALrrr: "In America boreali occid." Collected by Douglas. 

 Range: In marshes from Oregon to Alaska. 



Specimens examined: Straits of De Fuca, Scouler; Yakima County, Henderson, July, 

 August, 1892; confluence of Columbia, Douglas; Clealum, Greene, August 14, 1889. 

 Zonal distribution : Transition. 



2. Cicuta vagans Greene, Pittonia 2: 9. 1889. 



Type locality: In an estuary of Lake Pend Oreille, Idaho. Collected by Greene. 

 Range: In wet places and marshes, from northeastern California to Idaho, British Colum- 

 bia, and Vancouver Island. 



