pjPER FLORA OF THE STATE OF WASHINGTON. 427 



Specimens examined: Montesano, Heller 4069; Sumas, Hemlersou 373: Olympia, Hen- 

 derson 373; Nisqually Valley, Allen 255; Falcon Valley, Siih^dorf, July. September, 18S3; 

 Kitsap County, Piper 640; Puyallup Reservation, Brodie, Septeml)er, 1900: Chambers 

 Lake, Henderson, August 23, 1892; Samish Lake, 5;/ tsJor/ 1192 : Cottonwood Creek, Vasey, 

 September 18, 1901; Waitsburg, Flory^er 620, 574: Clallam County, Elmer 2761. 



Zonal distribution: Transition. 



The characters used to difl'erentiate this from the preceding are admittedly not very 

 satisfactory. Good series of specimens may demonstrate them to be illusive. 



3. Cicuta occidentalis Greene, Pittonia 2: 7. 1889. 



Type locality: Trinidad, Colo., "near the New Mexican line." 



Range: In the Rocky Mountain legion, from the Black Hills of South Dakota to Wash- 

 ington, and southward through Colorado and northern Nevada to New Mexico. 



Specimens examined: Spokane, Piper 3516: Pullman, Piper, August 23, 1897, 3512; 

 Spokane, Kreager 555; Meyer's Falls, Ereager 503. 



Zonal distribution: Arid Transition. 



The three foregoing species appear in Suksdorf's list under the names C. virosa L., C. 

 rnaculafd L., and C. californica A. Gray, for which they were formerly mistaken. 



ZIZIA. 



1. Zizia cordata (Walt.) Koch: DC. Prod. 4: 100. 1830. 



Smyrniuw cordatum Walt. Fl. Car. 114. 1788. 



Thaspium irifoliatum apterum A. Gray, Man. ed. 2. 156. 1856. 



Type locality: None mentioned, but Carolina by implication. 



Range: From eastern Canada to North Carolina and Alabama and extending westward 

 to Assiniboia, Alberta, Washington, and Colorado. 



Specimens examined: Crab Creek, Siilisdorf ZH^\ Wilbur, Henderson 2516; Hangman 

 Creek, Sandberg ci' Leiberg 46; Pullman, Elmer 890; Piper 1557; Lake <& Hull 5.34. 



Zonal distribution: Arid Transition. 



LEIBERGIA. 



1. Leibergia orogenioides Coult. & Rose,Contr. Nat. Herb. 3: 575. pi. 27. 1896. 

 • Type locality: "Santianne Creek bottoms, Coeur d'Alene Mountains, Idaho, altitude 

 950 meters." Collected by Leiberg. 



Range: Wet ground, along streams, Idaho and Washington. 



Specimens examined: Spokane County, Suksdorf (the distributed specimens cultivated 

 at Bingen, no. 1211). 



Zonal distribution: Arid Transition. 



A related and undescribed species is represented by imperfect specimens collected by 

 Suksdorf between Cottonw^ood and Cheney (no. 314, June 14, 1884). 



OENANTHE. 



1. Oenanthe sarmentosa Presl.; DC. Prod. 4: 138. 1830. Water parsley. 



Type locality: "Nootka Sound," Vancouver Island. Collected by Haenke. 



Range: From British Columbia to central California. 



Specimens examined: Olympic Mountains, ./. M. Grant in 1889; Montesano, Heller 



3985; Seattle, Piper 632: Tacoma, Fleif 147; Sumas, Lyall; Port Ludlow, Binns, July 25, 



1890; upper Nisqually Valley, Allen 35; Wind River, Flett 1300; west Klickitat County, 



' Suksdorf 51 ; Skokomish Valley, Kincaid, June 1892; without locality, Vemy 303; Gray's 



Harbor, Wilkes Expedition: Olympic Mountains, Elmer 2762. 



Zonal distribution: Humid Transition. 



Oenanthe californica S. Wats, has been reported from Wasliington and it is listed 

 by Suksdorf, but it is quite certain that it does not occur so far north. 



