10 RANUNCULACE. ANEMONE. 
compressed, pointed, or ending in long feathery tails. 
§ 1. Preonarnuus, DC. Prod. i. 17 Involucre of 2 or 3 more or 
less petiolate and petiolulate leaves. Flowers large, solitary. Sep- 
als thin, widely spreading. Carpels with long filiform styles that 
become plumose tails to the achenes. 
A. occidentalis Watson Proc. Am. Acad. xi, 121. More or less silky- 
villous throughout: stem stout, 6-18 inches high: radical leaves large, 
long-petioled, biternate and pinnate; involucral leaves similar, uearly ses 
sile: sepals: €-8, 6-9 lines long, white, or purplish at base. On high moun- 
tains near perpetual snow, California to Alaska and the Rocky Mountains. 
§ 2. EUANEMONE Gray Syn. Fl. 1, 8. Cuarpels with short and 
not plumose styles. Involucre petioled. peduncle solitary. 
* Style short, nearly naked, not becoming elongated. 
+ Carpels numerous, in a close head, villous. | 
A. Drummondii Watson Pot. Cal. ii, 424, * paringly pubescent; stems 
slender, from tuited rootstocks, 2-15 inches high: radical leaves on long 
etioles, ternate; leaflets deeply 3-5 lobed, the narrow segments 2-3-cleft: 
involucral leaves similar, nearly sessile, with a slightly narrowed base: 
sepals 5-7, pale blue, 4-5 lines long, silky-villous outside: style slender, 
glabrous: achenes densely villous. On the highest mountains near per- 
petual snow, Washington and Oregon to orthern California. 
A, mullifida Poir. Suppl. i, 864. Somewhat silky-villous: stems 3-15 
inches high: radical leaves long petioled, nearly semicircular in oatline, 
ternate, the sessile divisions deeply lobed with cleft linear segments: invo- . 
lucral leaves similar, shortly aried: sepals 5-8, red or bluish or whitish, . 
4—65 lines long, villous outside: receptacle oblong, the head in fruit globular 
- to oblor.g; achenes densely woolly, ovate-oblong, with a straight beak. On 
high mountains, Oregon to Alaska and the Eastern States. 
A. Tetonensis Porter in Britton An. N. Y. Acad. Sci. vi. 224. Nearly 
elated to the last but lower and more slender : leaf-segments somewhat broad- 
er, cbtusish. glabrate : flowers deep purple: achenes dorsally glabrate. Idaho 
Teton Range 10,0C0 feet J. M. Coulter, and Needle Peak of Lost River Moun- 
tains, V. Bailey. Robinson in Gray, Syn. Fl. i, 10. 
+ + Carpels fewer, pubescent but not villous. 
A. deltoidea Hook FI. i, 6,t. 2. Stem simple, slender, 6-l4inches high, 
from long running root stocks: radical leaves trifoliate; leaflets rhomboid, 
crenate-serrate; involucral leaves rhomboid or rhombic-ovate, on ve 
short petioles, serrate and sometimes 3-lobed: sepals about 5, white, oval. 
4-6 lines long, usually unequal: achenes few globose-ovoid, tipped with 
the short style, Common in wooded districts, N. California to Brit. Col. 
A. Oregana Gray Proc. Am. Acad. xxii, 508. moothish: stem 
slender, :-12 inches high from a fleshy, very brittle, somewhat runnin 
root-stock : radical leaves trifoliate, the leaflets coarsely serrate ; inyvoluecra 
leaves long-petioled, trifoliate, the terminal leaflet 3-lobed, the lateral ones 
usually 2-lobed, all coarsely toothed and cut: sepals 4-7, oval to obovate, 
blue: carpels 15-20, oblong, tipped with a hooked beak. Moist shady 
slopes, western Oregon and Washington. 
A. Lyallii Britton 1. c. 227. A. quinquefolia var. Lyallii Robinson 1. c. 13. 
Stem slender, 2 to4 inches high: leaves trifoliate; leaflets ovate to lanceo- 
late, obtuse or acute, obtusely toothed: flowers small, a third to balf inch in 
diameter, pale blue or whitish. | From Vancouver Island to the Willamette 
valley and the Redwoods of California. 
