PIPER FLORA OF THE STATE OF WASHINGTON. 249 



Type locality: Sitka, Alaska. 



Range: Alaska to Idaho and California. 



Specimens examined: Olympic Mountains, PJpw- 2219; Flett 88; Goat Mountain, JZZen 

 153; Cascade Mountains, Mrs. Sleinweg in 1895; Silverton, BoucJc 36; Klickitat River, Flett 

 1277: Kittitas Mountain, Whited 1284; head of Atanum River, Henderson, August 24, 1892; 

 Falcon Valley, Sulcsdorf 103; Nason Creek, Sandberg cfc Leiherg 603; Pend Oreille River, 

 Lijall in 1861; Blue Mountains, Piper, July 15, 1896; without locality, Vasey in 1889. 



Zonal distribution: Canadian. 



4. Claytonia sibirica L. Sp. PI. 1: 204. 1753. 

 Claytonia alsinoides Sims, Bot. Mag. 32: /*/. 1309. 1810. 



Montia xrasliingtoniana Suksdorf, Deutsch. Bot. Monatss. 16: 220. 1898. 



Montia sihirica Howell, Eiythea 1: 39. 1893. 



Type locality: "Habitat in Siberia." 



Range: Alaska to California and Idaho. 



Specimens examined: Montesano, Heller 38()1; Admiralty Head, Piper, May, 1898: 

 Seattle, Piper, July, 1895; King County, Suksdorf 957; Silverton, BoucJc 35; Olympia, Kin- 

 caid, July, 1896; Mount Rainier, Flett 241; upper Niscjually Valley, Allen 151; Mount 

 Baker, Flett 854; Skokomish River, Kincaid, May, 1892; west Klickitat County, Suksdorf 

 2245, 256: Horseshoe Basin, Lake d' Hull 426; Spokane, Watson 60; Dewart in 1901 ; with- 

 out locality', Cooper in 1854; Clarks Springs, Kreager 32; Tukanon River, Lake ct' Hull 425. 



Zonal distribution: Transition. 



5. Claytonia arenicola Henderson, Bull. Torr. Ciul) 22: 49. 1895. 

 Montia arenicola Howell, Fl. N. W. Am. fJ6. 1897. 



Type locality: Lewiston, Idaho. Collected by llender.son. 



Range: Idaho and Eastern Washington. 



Specimens examined: Spokane Valley, Lyall in 1861 ; Spokane, Piper 2290; Henderson 

 2430; Hangman Creek, Sandberg cfc Leiberg 15; Waitsburg, Homer 64; Wawawai, Elmer 121; 

 Piper 2799, 3822; Clarkston, Hunter 6. 



Zonal distribution: Upper Sonoran and Arid Transition. 



6. Claytonia perfoliata Donn; Willd. Sp. PI. 1-: 1186. 1797. 

 Montia perfoliata Howell, Erythea 1: 38. 1893. 



Type locality: " Habitat in America boreali." 

 Range: British Columbia and Idaho to California and Arizona. 



Specimens examined: Seattle, Piper in 1885: without localit}-, Vasey 171; west Klicki- 

 tat County, Svlcsdoif 529, 530, 1879; Blue Mountains, Horner 67. 

 Zonal distribution: Humid Transition. 



6a. Claytonia perfoliata amplectens Greene, Fl. Fran. 179. 1891. 

 Type locality: "Middle elevatit)ns of the Sierra," California. 

 Specimens examined: Seattle, Piper in 1888; without locality, Vasey in 1889. 

 This is merely a form in which the cauline leaves are nearly or cjuite separate. 



7. Claytonia parvifiora Dough; Hook. Fl. Bor. Am. 1: 225. 1833. 

 Montia. parvifiora rupestris Suksdorf, Deutsch. Bot. Monatss. 16: 221. 1898. 

 Montia parvifiora hydrophila Suksdorf, loc. cit. 



Montia parvijlora silvatica Suksdorf, op. cit. 222. 



Montia interrupta Suksdorf, loc. cit. 



Montia parvifiora Howell, Erythea 1: 38. 1893. 



Type locality: "Abundant along the course of the Columbia, in open parts of the forest 

 where wood has been liurned, or the ground turned up by deer." Douglas. 



Range: British Columbia to California, Idaho, and Utah. 



Specimens examined: Taconia, Flett 83; Olympia, Herulerson, May 24, 1892; west 

 Klickitat County, Suksdorf 531, 9.56, 2017, 2097, 2092; Sprague, Sandberg d; Leiberg 204; 



