PIPER FLORA OF THE STATE OF WASHINGTON. 341 



Specimens examined: Whid'oy Island, (rrt/v/jitv 102; Lopez Island, Ly«// i;i 1858; Silver- 

 ton, Bouck 54; Cascade Mountains, latitude 49°, Lyall; Skokomish River, Kincaid, June 

 9, 1892; west Klickitat County, Sukfidorf 117. 



Zonal distribution: Transition. 



5. I?ragaria helleri Ilolzinger, Bot. Gaz. 21: 30. 1896. 

 Tvi'i: locality: Idaho. 



Range: Idaho and Washington. 



Specimens examined: Olynipia, Hcmhr.son in 1S92; Woodlawn, Henderson in 1892. 



These specimens may really be forms of the pieceding. 



6. Fragarla platypetala Rydherg, .Mon. X. A. Pot. 177. 1898. 

 Type locality: Alaska. 



Range: Alaska to California and Colorado. 



Specimens examined: Along Twisp River, Whihd ISS); Kliekitat River, Fleff 1408; 

 Rock Creek, Sandhere/ d- Leiherg 86; without locality, ]'(iseij in 1889; Spokane Valley 

 Lyall in 1861; Spokane, Piper, May 16, 1896; Marshall Junction, Piper, July, 1896; Mount 

 Carlton, Kreager 262. 



Zonal distribution: Arid Transition. 



This is the western representative of F . virgininna Ducli., to which it has been referred, 



ARGENTINA. 



1. Argentina anserina (L.) Rydberg, Mon. X. A. Pot. 159. 1898. 



PoientiUn anserina L. Sp. PI. 1: 495. 1753. 



Potentilla anserina grandis Torr. & Clr. Fl. 1 : 444. 1840. 



Potentilla pacifica Howell, Fl. X. W. Am. 179. 1898. 



Type locality; "Habitat in Euix)pae pascuis; in argillosis argentea." 



Range; Circumboreal, extending southward in Xorth America to Xew Jersey, Arizona, 

 and California. 



Specimens examined: Hoquiam, Lamb 1080; Clallam County, Elmer 2525; Orchard 

 Point, Piper, July, 1895; Tacoma, Fleff 212; Ilwaco, Piper 4920. 



Zonal distribution: Hiunid Transition. 



la. Argentina anserina concolor R\'dberg, Mon. X. A. Pot. 160. 1898. 



PofentiUa anserina concolor Ser. in DC. Prod. 2: 582. 1825. 



Type locality; Xone given. 



Range; Alaska to New Mexico. Maine. Siberia. 



Specimens examined: Along Methow River, Whited 9, 226; Alma, Elmer 545; Cascade 

 .Mountains to Fort Colville, Lyall in 1860; Spangle, Piper, May 31, 1901; Marshall Junction, 

 Piper 2255; without locality, \'asey 319; Mission, Kreager 485. 



Zonal distribution; Arid Transition. 



COMARUM. 



1. Comarum palustre L. Sp. PI. 1: 502. 1753. 



Potentilla palustns Scop. Fl. Carn. ed. 2. 1: 359. 1772. 



Type locality: European. 



Range: N^orthern portion of Xorth America. Europe. Asia. 



Speclmens examined: Port Ludlow, Binns; Seattle, Piper, July, 1892; White Salmon 

 Suhftdorf : Marshall Jimction, Piper, July, 1896; Big Meadows, Stevens County, 

 Kreager 427. 



Zonal distribution: Tuansitio.n. 



DASIPHORA. 



1. Dasiphora fruticosa (L.) Rydberg, Mon. X. A. Pot. 188. 1898. 

 Potentilla jruticom L. Sp. PI. 1: 495. 1753. 

 Type locality: "Habitat in Eboiaco, Anglia, Oelandia australi, Sibiria." 



