PIPER—FLORA OF THE STATE OF WASHINGTON. 975 
larger achenes with relatively shorter strongly recurved style. From R. pedatifidus J. FE. 
Sm. (A. affinis R. Br.) it differs in its glabrous achenes and less deeply and narrowly cleft. 
foliage. From R. alpeophilus A. Nelson it may be distinguished by its cordate leaves and 
by the fact that the receptacle is villous only at the tip. Finally from R. allenii Robinson, 
a plant of Labrador which in many ways it rather closely simulates, it differs in its cordate 
leaves and somewhat larger achenes. 
13. Ranunculus bongardi Greene, Erythea 3: 54. 1895. 
Ranunculus tenellus Nutt.; Torr & Gr. Fl. 1: 23. 1888, not Viviani 1831. 
Ranunculus nelsonii tenellus A. Gray, Proc. Am. Acad. 8: 374. 1872. 
Ranunculus occidentalis tenellus A. Gray, Proc. Am. Acad. 21: 373. 1886 
Ranunculus bongardi tenellus Greene, Erythea 3: 54. 1895. 
Ranunculus douglasii Howell, Fl. N. W. Am. 1: 18. 1897. 
Ranunculus arcuatus Heller, Bull. Torr. Club 24: 310. 1897. 
Ranunculus bongardvi douglasit Davis, Minn. Bot. Stud. 2: 479. 1900. 
Type Locauity: “Shady woods of the Oregon and Wahlamet Rivers.” Collected by 
Nuttall. 
Rance: Alaska to Idaho and California. 
SPECIMENS EXAMINED: Clallam County, Elmer 2672, 2679; Admiralty Head, Piper, 
April, 1898; Tacoma, lett 38; Silverton, Bouck 52a; west Klickitat County, Suksdorf, 
May 20, 1886; Klickitat River, //ett 1272; Roslyn, Whited 409; Rock Creek, Sandberg & 
Leiberg 95; Spokane, Dewart, May 3, 1901; Pullman, Elmer 847; Hull 411; Piper, May 31, 
1894; Waitsburg, Horner 43. 
ZONAL DISTRIBUTION: Transition and Canadian. 
This and the following were erroneously referred in older works to R. recurvatus Poir. 
13a. Ranunculus bongardi greenei (Howell). 
Ranunculus greenet Howell, Fl. N. W. Am. 1: 18. 1897. 
Ranunculus occidentalis lyalli A. Gray, Proc. Am. Acad. 21: 373. 1886, not R. lyalli Hook. 
f. 1864. 
Ranunculus tenellus lyalli Robinson in Gray, Syn. Fl. 1!: 33. 1895. 
‘Ranunculus occidentalis parviflorus Torr. Bot. Wilkes Exped. 214. 1874. 
Type Loca.iry: Pend Oreille River, Idaho or Washington, near latitude 49°. Collected 
by Lyall. 
Rance: Alaska to California and Idaho. 
SPECIMENS EXAMINED: Lake Washington, Suksdorf 951; Cascade Mountains, latitude 
49°, Lyall in 1859; Port Ludlow, Binns; Admiralty Head, Piper, May, 1898; Silverton, 
Bouck 52; Hoquiam, Lamb 1029, 1071; Seattle, Piper 223; Nisqually Valley, Allen 62, 
Piper, July 30, 1895; Tacoma, Flett 39; Rov, Brodie, June, 1901; Olympia, Henderson 
2372; Lower Cascades, Suksdorf; Pend Oreille River, latitude 49°, Lyall in 1861; Clarks 
Springs, Kreager 58; Blue Mountains, Piper, July 16, 1896; Horner 45. 
ZONAL DISTRIBUTION: Transition and Canadian. 
14. Ranunculus occidentalis Nutt.; Torr. & Gr. Fl. 1: 22. 1838. 
Ranunculus tenuipes Heller, Muhlenbergia 1: 50. 1904. 
Type Locairy: “Plains of the Oregon River, near woods.’ Collected by Nuttall. 
RanGeE: British Columbia to Oregon in the coast region. 
SPECIMENS EXAMINED: Near Montesano, //eller 3935; Humptulips, Lamb 1186; Whidby 
Island, Gardner 3; Tacoma, Flett 20; west Klickitat County, Suksdorf; Vancouver, Piper 
4947. 
ZONAL DISTRIBUTION: Humid Transition. 
15. Ranunculus pennsylvanicus I.. f. Suppl. 272. 1781. 
Tyree Locarity: “Habitat in Pennsylvania.” 
RanGeE: British Columbia to Nova Scotia, southward to Arizona and Georgia. 
