SYNOPSIS OF THE FLORA OF COLORADO. 77 
entire; radical ones lanceolate- epatulate,; narrowed into a short-winged 
petiole, often very large, 6/-L1’ long; cauline ones oblong-lanceolate, 
naked above, 3-6, very large, 2’-3’ broad; seales of the involucre 
lanceolate or linear, whitish-tomentose ; pomp tacie subglobose; rays 
15-20, linear, cuneate, about 1/ 1’ long, orange-yellow; pappus of lanceo- 
he late, subulate, obscurely-nerved scales, a little shorter than the corolla 
? of the disk, as long : as the silky-villous acheniu A very showy plant. 
: Gout Wet Aersnbats Valley, fan etal "eters Madre Range, 
Coulter 
ACHILLEA MILLEFOLIUM, L—Very common kde bagel Colorado, 
_ Dr. Smith ; ; Porter ; Coulter; Brandegee ; Canby ; Meehan 
LEUCAMPYX! NEWBERRYI, Gray.—Herbaceous, at alee woolly, at 
length nearly glabrous; sting stout, 19-20 high, cory actor branched ; 
leaves 2-3 pinnately parted, segments short, linear r, revolute on the mar- 
gins, radical oan Taneeolate i in butting ‘_6§/ long erie the petioles ; 
heads many arge, eM ae pee seales of the involuere obo- 
vate, obtuse, with ibd d nate 1s tips; corolla of the disk yellow, of the 
E ray white or cream-colore with a aiteaahnd euneate limb 6” long; ach- 
: ~ enia genes angled, black.—This only species of the genus, which in 
habit r mbles a Hymenopappus, was first collected in 1867, by Dr. 
a Newberry i in New Mexico, and later in 1872, by Prof. Porter, at the Soda 
Springs, 35 miles N. W. of Caiion City. 
ARTEMISIA DRACUNCULOIDES, Pursh.—Hall & Harbour, 302. Cafion 
City, Brandegee. Hoopes. Sierra Madre Range, Coulter. 
ARTEMISIA BOREALIS, Pall.—Parry. 
% ARTEMISIA CANADENSIS Mx.—Hall & Harbour, 300; Canby; Dr. 
aie . ter ; _ = 
SIA F 1A, Torr. Stems 1°-3° high, with slender, virgate, 
ica dea hratohee. ; lanes 1/-2’ long, whitish-tomentose, becoming 
smooth, filiform wi ith revolute edges, lower ones mostly 3-parted; heads 
very small, crowded in virgate, leafy aaa pater senate 3-5 owered 5 
ort tr 
Near Denver, Dr. omit 
TEMISIA TRID ire Pursh. Shrubby, 1°-6° high, much branched, 
and somew what penicillate.—On the Blue River, west of the 
Rocky. Mountain Range. Hall & Harbour, 306. Canby. B. H. Smith. 
On the Arkansas, forer: ; Coulter. 
‘Leucampyx, A. Gray (in Benth. & Hook. Gen. Pl. pia * Heads Rurternea mons, 
radiate; flowers of the ray in one series, pintniates jis ‘of ‘the sk perfect; both fertile 
Involuer e broadly hemispherical; bracts in 2-3 series, riba hreet broadly s wee at 
the apex. Receptacle somewhat conv ex, covered with broad membra naceo line, 
chaffy scales half inclosing the ac chenia. Corollas of the pa pistillate tube ‘slender : 
, 3-toothed or 3-cleft at the apex; those of the perfect, regular, tubu- 
lar; limb campanulate, 5-cleft at the apex. Anthers. obtuse ‘at base, en tire. Branches 
of the st style enia cuneate, 
Flip comes. soapearenets i sageeiieiens attenuate ‘at. base, pa at the apex. 
“< 
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