276 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
SPECIMENS EXAMINED: Whatcom County, Gardner; Puyallup, Piper, August 26, 1897; 
Alma, Elmer 542; Fort Colville, Geyer 580; McCloud Lake, Suksdorf’ 2213. 
ZONAL DISTRIBUTION: Transition. 
16. Ranunculus oreganus (A. Gray) Howell, Fl. N. W. Am. 1: 19. 1897. 
Ranunculus hispidus oregana A. Gray, Proc. Am. Acad. 21: 376. 1886. 
Ranunculus macounii oreganus Davis, Minn. Bot. Stud. 2: 469. 1900. 
Ranunculus nitidus Ell. err. det. Hook. Fl. Bor. Am. 1: 20. 1829. 
Type Locauity: “Shady and wet grounds, Oregon, on the Columbia.”’ 
Rance: British Columbia to Oregon in the coast region. 
SPECIMENS EXAMINED: Near Montesano, Heller 3850; Klickitat County, Suksdorf 233, 
May 20, 1886. 
ZONAL DISTRIBUTION: Humid Transition. 
16a. Ranunculus oreganus macounii (Britton). 
Ranunculus macouni Britton, Trans. N. Y. Acad. Sei. 12: 3. 1892. 
Ranunculus hispidus Michx. err. det. Hook. Fl. Bor. Am. 1: 19. 1830. 
Tyree Locatity: “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.” 
Rance: British Columbia to Canada, southward in the mountains to New Mexico. 
SPECIMENS EXAMINED: Falcon Valley, Suksdorf, June 26, 1886; Cheney, Tucker 43; 
Sprague, Sandberg & Leiberg 152; Wilbur, Henderson, July 12, 1892; Ellensburg, W hited 
475; Spokane, Piper, July 2, 1896; Marshall Junction, Piper 2261; Pullman, Piper 3526; 
Waitsburg, Horner 42; Loon Lake, Beattie & Chapman 2066. 
ZONAL DISTRIBUTION: Arid Transition. 
17. Ranunculus repens L. Sp. Pl. 1: 554. 17538. 
TYPE LocaLity: European. 
SPECIMENS EXAMINED: Black River Junction, Piper. 
18. Ranunculus orthorhynchus Hook. FI. Bor. Am. 1: 21. 1829. 
Tyee Locatity: “Not unfrequent on the low points of land near rivers, in North-West 
America.”’ Collected by Douglas. 
Rance: British Columbia to Oregon in the coast region. 
SPECIMENS EXAMINED: New London, Lamb 1202; Whidby Island, Gardner 1, 8; Seattle, 
Piper 1126; Tacoma, Flett, May 5, 1895; Falcon 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 Locaity: “In wet places, Wasatch Mountains and Idaho to E. Oregon and Cali- 
fornia south to Marin County.” 
Rance: British Columbia to California and Nevada. 
SPECIMENS EXAMINED: Klickitat County, Suksdorf; Klickitat River, Flett 1270; Pull- 
man, Piper 1463; Elmer 8388; Hull 414. 
ZONAL DISTRIBUTION: Arid Transition. 
All Washington references to Ranunculus septentrionalis Poir. really refer to R. platy- 
phyllus. 
20. Ranunculus hebecarpus Hook. & Arn. Bot. Beech. 316. 1840. 
Ranunculus hebecarpus pusillus Brewer & Wats. Bot. Cal. 1: 9. 1876. 
Tyre Locauity: California. 
RanGe: Washington and Idaho to California. 
SPECIMENS EXAMINED: White Salmon, Suksdorf 228; Wawawai, Elmer 75; Piper 3821. 
ZONAL DISTRIBUTION: Upper Sonoran. 
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