276 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 



Specimens examined: Whatcom County, Gardner; Pu3'allup, Piper, August 26, 1897; 

 Alma, £'Zmcr 542; Fort Colvillc, Greyer 580; McCloud Lake, S«i>(/or/ 2213. 

 Zonal distribution: Transition. 



16. Ranunculus oreganus (A. Gray) Howell, Fl. N. W. Am. 1: 19. 1897. 

 Ranunculus hispidus oregana A. Gray, Proo. Am. Acad. 21: 376. 1886. 

 Ranunculus rtiacounii oreganus D&vis, Minn. Bot. Stud. 2: 469. 1900. 

 Ranuncultis nUidus Ell. err. det. Hook. Fl. Bor. Am. 1 : 20. 1829. 

 Type locality: "Shady and wet grounds, Oregon, on the Columbia." 

 Range: British Columbia to Oregon in the coast region. 

 Specimens examined: Near Montesano, /M/fr 3850; Klickitat County, Suksdotf 233, 



May 20, 1886. 

 Zonal distribution: Humid Transition. 



16a. Ranunculus oreganus macounli (Britten). 



Ranunculus macounii Britton, Trans. N. Y. Acad. Sci. 12: 3. 1892. 



Ranunculus hispidus Michx. err. dot. Hook. Fl. Bor. Am. 1: 19. 1830. 



TiPE m)cality: "Banks of rivers from Canada to near the mouth of the Mackenzie 

 River, lat. 67°; and from the shores of Hudson's Bay to the Pacific." 



Range: British Columbia to Canada, southward in the mountains to New Mexico. 



Specimens examined: Falcon Valley, Suksdorf, June 26, 188(i; Cheney, Tucker 43; 

 Sprague, Sandberg cfe Leiberg 152; Wilbur, Henderson, July 12, 1892; Ellensburg, Whited 

 475; Spokane, Piper, July 2, 1896; Marshall Junction, Piper 2261; Pullman, Piper 3526; 

 Waitsburg, Homer 42; Loon Lake, Beattie d'. Chapman 2066. 



Zonal distribution : Arid Transition. 



17. Ranunculus repens L. Sp. PI. 1 : 554. 1753. 

 TiPE UKAi.rPY: European. 

 Specimens examined: Black River Junction, Piper. 



18. Ranunculus orthorhynchus Hook. Fl. Bor. Am. 1: 21. 1829. 

 Type locality: "Not unfr(>(|uent on the low points of land near rivers, in North- West 



America." Colkn-ted by Douglas. 



Range: British Columbia to Oregon in the coast region. 



Specimens examined: New Ijondon, /xim/> 1202; Whidl)y Ishuid, 6'rtr(Zn«r 1, 8; Seattle, 

 Piper 1126; Tacoma, Flett, May 5, 1895; P'alcon Valley, Suksdorf, June 26, 1886; Manor, 

 Piper, July 14, 1899. 



Zonal distribution: Humid Transition. 



19. Ranunculus platyphyllus (A. Gray). 



Ranunculus orthorhynchus platyphyllus A. Gray, Proc. Am. Acad. 21 : 377. 1886. 



Ranunculus maximus Greene, Bull. Torr. Club 14 : 118. 1887. 



Type locality: "In wet places, Wasatch Mountains and Idaho to E. Oregon and Cali- 

 fornia south to Marin County." 



Range: British Columbia to California and Nevada. 



Specimens examined: Klickitat County, Suksdorf; Klickitat River, Flett 1270; Pull- 

 man, Piper 1463; Elmer 838; Hull 414. 



Zonal distribution: Arid Transition. 



All Washington references to Ranunculus septentrionalis Poir. really refer to R. platy- 

 phylltLS. 



20. Ranunculus hebecarpus Hook. & Arn. Bot. Beech. 316. 1840. 

 Ranunculus hebecarpus pusillus Brewer & Wats. Bot. Cal. 1: 9. 1876. 

 Type locality: California. 

 Range: Washmgton and Idaho to California. 



Specimens examined: White Salmon, -SuA:s<for/ 228; Wawawai, 2?Zmcr 75; Piper 3821. 

 Zonal distribution: Upper Sonoran. 



