274 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM. 
SPECIMENS EXAMINED: Near Goldendale, Howell, April 20, 1882; Klickitat Hills, Gor- 
man, April, 1895. 
ZONAL DISTRIBUTION: Arid Transition. 
9. Ranunculus sceleratus L. Sp. Pl. 1: 551. 1753. 
Ranunculus eremogenes Greene, Erythea 4: 121. 1896. 
Type LocaLity: European. 
Rance: British Columbia to New Brunswick, Arizona, Kansas, and Florida. Asia. 
Europe. 
SPECIMENS EXAMINED: Whidby Island, Piper; Fairhaven, Henderson, July 2, 1892; 
Rock Creek, Piper 2793; junction Crab and Wilson creeks, Sandberg & Leiberg 285; Whidby 
Island, Gardner 4; Admiralty Head, Piper, May, 1898; Alma, Elmer 547; Coulee City, 
Lake & Hull 413; Meyers Falls, Kreager; Stuart Island, Lawrence 152. 
ZONAL DISTRIBUTION: Transition. 
10. Ranunculus suksdorfii A. Gray, Proc. Am. Acad. 21: 371. 1886. 
Tyre Locatity: Mount Adams, Washington, in damp ground at 6,000 to 7,000 feet 
altitude. Collected by Suksdorf. 
Rance: Washington and Oregon. 
SPECIMENS EXAMINED: Olympic Mountains, Henderson 1846; Mount Rainier, Allen 97; 
Piper 2005; Mount Adams, Suksdorf 234, 628; Stevens Pass, Sandberg & Leiberg 766. 
ZONAL DISTRIBUTION: Arctic. 
11. Ranunculus eschsholtzii Schlect. Ranune. 2: 16. 1820. 
Tyre Locauity: “Hab. in insulis Unalaschka et St. Georgii.’ 
Rance: Alaska to Colorado and California. 
SPECIMENS EXAMINED: Olympic Mountains, Piper 2004; Baldy Peak, Lamb 1361; Cas- 
cade Mountains, latitude 49°, Lyall in 1860; Mount Stuart, Brandegee 609; Elmer 1215; 
Mount Adams, Suksdorf 92; Horseshoe Basin, Lake & Hull 775; Stevens Tass, Sandberg 
c& Leiberg 769. 
ZONAL DISTRIBUTION: Arctic. 
? 
Collected by Chamisso. 
12. Ranunculus verecundus Robinson, sp. nov. 
Herba parva perennis 4 dm. alta; radice e fibris numerosis fuscis longis haud incrassatis 
composita; caudice erecto a basibus petiolorum latiusculis pallidis submembranaceis deinde 
in fibris dissolutis amplecto; caulibus 4 suberectis vel valde nutantibus vel etiam procum- 
bentibus saepius semel ramosis; foliis radicalibus paucis vel saepius sate numerosis, limbo 
reniformi vel suborbiculari conspicue cordato tripartito 2-2.5 em. lato utrinque glabro, 
segmentis 3-5-lobatis vel profunde crenatis, lobis oblongis obtusis vel rotundatis, petiolo 
2-4 cm. longo glabro vel sparse villosulo basi membranaceo-expanso; foliis caulinis 1-3 
distantibus breviter petiolatis fere ad basin 3-5-partitis, segmentis lineari-oblongis vel 
angustissime ellipticis; pedunculis teretibus glabris 3-7 cm. longis; sepalis 5 concavis 
suborbicularibus purpurascentibus dorso pubescentibus apice rotundatis margine palles- 
centibus 2-4 mm. longis; petalis obovatis sepala aequantibus vel vix superantibus flavis 
sed in specimine exsiccato albescentibus venosis persistentibus; staminibus numerosis, 
antheris flavibus quam filamenta filiformia brevioribus; achaeniis numerosis in capitulo 
ovoideo vel breviter cylindrico congestis glabris a latere compressis 1.8 mm. longis obo- 
voideis apice stylo brevi recurvato coronatis; receptaculo ellipsoideo vel subeylindrico 
foveolato albescenti praeter apicem villosulum glaberrimo. 
Wasuincton: Wet gravelly places, Mount Paddo (Adams), altitude 1,850-2,150 meters, 
July 31, 1883, W. NV. Suksdorf 93 (type, in Hb. Gray); same locality and collector, August 
30, 1904; rocky ridges and ledges, Mount Rainier, altitude 2,300 meters, J. B. Flett 2177. 
Monrana: Little Belt Mountains, altitude 2,600 meters, F. L. Scribner, August 12, 1883, 
4 (Hb. Gray). 
From its nearest allies, this species may be distinguished as follows: From R. esch- 
scholtzii Schlecht. it differs in its decidedly cordate searcely or not at all ciliate leaves, and 
