3 SYNOPSIS OF THE FLORA OF COLORADO. 85 
tomentose wool, inner scales entire, igs -tipped ; flowers yellow.—Hall 
arbour, 341, Sangre de Christo Pass, Brandegee. i House 
Srasntase and Mount La Plata, at 13,000 feet altitude, Coulter y 
erect, 2°-3° high, webby- tomentose ; leaves ‘pinnatifid, sessile ; 
most ’ decurrent, becoming glabrate ; cauline leaves 4/—6/ long, very 
spiny ; spines 6” in len th, yellow; heads eto A sessile on the 
ends of the branches, rather small, 1’ or less in diameter; scales of the 
globose involucre glabrous, abr uptly ending in stout yellow spines 6” in 
length.—Wet Mountain Valley, gee 
STEPHANOMERIA! MINOR, Nutt. (Including S. runcinata, Nutt.) Pe- 
rennial, glabrous; stems single, much branched, 19-2° high, lower leaves 
2'-3/ long, runcinately toothed, upper ones reduced to subulate entire, 2-4 
toothed bracts ; heads 5-7 flow ered, solitary on the ends of the branch- 
lets; proper involueral seales 5-7, 4-5” long ; achenia 5-ribbed, smooth; 
pappus of 15 distinct sete, plumose nearly or quite to the base.— Hall & 
Harbour, 346. Plains near Denver, B. A. Smith. Colorado Springs, 
Porter. oon 
feet Mi Boa 
CYNTHIA VIRGINICA, Don.—Wet Mountain Valley, Brandegee ; Red- 
Field. 
TROXIMON hi hes Las Pursh. —P latins apound Denyer and. Saint 
Sedin, oo Cou 4 
Ar fae en Schultz. Corepis peibioua, Gr. Pl. Fendl., p. 
114.) ‘Stem. pase -form and simple from a perepmia al root, or with 1 or 2 
elongated branches from the base or neat it, each bearing 5-8 heads 
leaves obovate-oblong, very entire, beset with) seatter spreading 
4 hispid bristles, otherwise very smooth, 2/-3’ log, sessile, ‘the radical 
* with a tapering base, somewhat purplish underni 
30; inv ind 
scales linear, exterior ones twice sherter, app. pieed 4 I i uégevery short, 
a little longer than the pappus, usually a little shorter thgm the styles; 
achenia ft fusiform rm, narrowed upwards, but not truly rostrate, 4” in length, 
many-ribbed, very smooth, as long as oe Ma a dull- -white Lata 
iss on instr a: pes ire cteolate. as mpot and t] ength very 
‘ open corymb; involuere nearly ecalyculate, ‘the y hlaekioks halls Sparsely 
ty airy; flowers white; about 20; achenia very slightly narrowed towa 
‘the ‘summit.—Hall. & Harbour, 350, “snbalpine, west of the range; 
rare.” Mountain of the Holy Cross, Boulter 
HIERACIUM TRISTE, Willd. Stem slender, simple, Gay high, smooth 
below, hispid with grep hairs above; leaves chiefly radical, hirsutu- 
lous o r smooth, entire otely denticulate, mucronate, tapering into 
sl r petioles ; roeeitadiei > hiepad with blackish hairs; flowers 20-30; 
ce Nutt. (Ine lauding Hemiptilium, Gray.) Heads 5-12 flowered; 
i tieowers a foe ate. ig bore cylindrical, calyenlate; bractlets few, very small; 
z se 
phate subequa 
‘ el aghty ly Seed cnteh: Achenia oblong-linear or hese 
gles or ribs, the intercostal spaces either plain or 
oo ‘Rovete aby ie hy ational les clevated ridge. ee 
sslveyynrges OCHROCENTRUM, Gr. Pl. Fendl., p.110. Stem any leafy, 
i, 
