144 
BOTAKY. 
hemispherical involucre linear-lanceolate, acute, nearly herbaceous, sub-equal, 
loosely imbricated in 2-3 series ; rays purplish; style of the disk-flowers 
with filiform branches, the hispid portion 3-4 times longer than the stigmatic; 
achenia oblong, villous, 4-6-costate ; pappus of nearly equal barbellate setas. — 
Near Carson City, Nevada, (Dr. C. L. Anderson.) Cahfornia, (Prof Brewer 
and Mr. Bolander.) Involucre 6-9" wide ; the heads 15-18'' in diameter. 
AsTEE ELEGANS, T. & Gr. Stcms scvcral from a short creeping rootstock, 
1-2 J° high, very leafy ; leaves sessile, the lower ones scale-hke and soon 
withering, the others lanceolate, 1-2J' long, 4-9" wide, entire, minutely 
puberulent Hke the stem, and roughened, obscurely 3-nerved or somewhat 
ftiather-vcined ; inflorescence corymbose ; heads peduncled ; involucres 
turbinatc-campanulate, 4-G" wide, the scales ovate or oblong, acute, puberu- 
lent, the scarious margins densely lacerate-fringed ; rays few, (6-10,) dull 
pinkish.— Oregon to Wyoming. Mountains of the East Humboldt range, 
and at the head of Humboldt River, Nevada, and in the Wahsatch ; 7-9,000 
feet altitude; August, September. (514.) 
Var. Engelmanni. (A. Engehnanni, Gray, in Sill. Journal, n. s., 33. 9.) 
Larger in every way, the leaves 2i-3' long, often an inch wide; involucres 
7-10" wide, and the rays 12-18 in number. This passes by insensible 
degrees into the typical form. Cascade Mountains, latitude 49'', (Lyall,) to 
Colorado. East Humboldt and Clover Mountains, Nevada, Wahsatch and 
Uintas; 7-10,000 feet altitude ; July-September. (515.) 
AsTEE GLAucus, T. & Gr. Stems leafy, erect, 1-1^ high, from a slender 
creeping rootstock ; lowest leaves squamiform ; the others oblong-Hnear, 2-3' 
long, 4-6" wide, sessile, pointed, smooth and glaucous, one-nerved, veins 
prominently reticulated ; heads corymbose ; involucre campanulate, the scales 
loosely imbricated in 3 or 4 series, lacerate-fringed, outer ones oval, herbace- 
ous, inner ones lanceolate, membranous, acute, purple-tinged; rays 14-17, 
pinkish-white ; achenia smooth or slightly pubescent. — One of the most 
distinct and elegant of the genus. Heads when fully expanded 15" broad. 
Wyoming and Colorado. Echo Canon, in the Wahsatch, and Bear River 
Canon, Uintas; 6-8,000 feet elevation; July, August. (516.) 
AsTEE AUGUSTUS, T. & G. Annual or biennial, 6-20' high, branchino- 
from the bas<> : brandies panicled; leaves linear or linear-spatulate, smooth 
and somewhat fleshy, entire, 2-3' long, heads everywhere, crowded ; involu- 
cres 4-6" wide, ovate-hemispherical ; the scales loosely imbricated in 2 or 3 
