‘" 
86 SYNOPSIS OF THE FLORA OF COLORADO. 
achenia oblong, not narrowed at the ao —Hall & Harbour, 349. 
Sierra Madre Range and Twin Lakes, Cou 
NABALUS RACEMOSUS, Hook.—Hall & wnt bour, 351. “South Park; 4 
rare”. Wet Mountain ae Br andegee. 
a ee JUNCEA, —Hall & Harbour, 345. Plains near Den- . 
Dr. Smith. Ooluraiie’ Sakis S, ne er. Gaiion City, Brandeye | 
Red eld. Plains of the Platte, Coulte 
Var. ROSTRATA, Gr. En. Hall neers p- 69. Note. Achenia a 
attenuate-rostrate at the apex, 6” long; heads often 8-9 flowered; 
leaves cae narrowly linear, elongated, 3/-4’.. Near Greeley, Greene. 
OPAPPUS GRANDIFLORUS, Nutt. Scape si Noid ne paked, much 
a 
ea 
slightly Gisicent, ligules golden-yellow ; pappus fulvous, with av 
ring at base; achenia produced into a long Senay scabrous bee 
—Plains of Eastern Colorado, Dr. Bell. 
PIs! RUNCINATA, T. & G. Perennial, slightly hirsute, becoming 
smoother; radical leaves obovate or oblor 1g-lan CeO, runcinate-lobed 
ong 
involucres many- floweled, — ulate ; bite linear- Phsrtconlats, with 
searious margins; achenia erate, slightly tapering upwards. —Hall & 
Harbour, 348. South Park, Porter. Wet Mountain Valley, Brandegee. 
Bear Creek nd Sierra Madre Range, Coulter 
JREPL sae ee ? * a G. Seessnitid, canescent, with a close | 
furfuraccous pubese ; stem 6-18’ high, brane thing, leaty ; radical * “ 
leaves, with the pete oy" long, lance ceolate, tapering both ways, : 
acuminate, or less deeply runcinate-pinnatifid, with acute, often 
toothed lobe%; cauline leaves similar, but smaller and sessile; heads 
ecorymbed, 11-35 flowered; involucres calyculate, with a few loose y 
bractlets, the proper scales 8-10, 6-8” long; matur oaubohin rather : 
—s 3” long, tapering to the apex, evidently. 10-atriate, —Hall & Har- ' 
— 4 
Var. GRACILIS, Eaton. ( 0. acuminata, var. gracilis, Torr. Ms.) Stem 
evry Ss sherry bearing 83-6 narrow, 9-14 flowered heads; leaves narrowly 
linear, long-acu iminate, with a few very narrow, almost filiform, elongated 
teeth near the middle.—Middle Park, Parry, 1864. 
CREPIS NANA, Richards. Perennial, esas acaulescent; scapes nu- 
merous from the summit of the somewhat fusiform caudex, bearin; 
) wered heads, searcely equalling the elliptical, or 
roundish, entire, or sinuate-lyrate, long petioled leaves; petiol ur- 
plis yel involu w-flowered, cylindrical, exterior calyeu- 
late-scales short and appreesens receptacle naked; achenia slender, 
5-10 striate, narrowed at the apex, scarcely rostrate—Mount Lincoln, 
at 12,500 feet altitude, Coulter. 
JREPIS Heads sev eral-many-flowere ed; the flowers all ligulate. a ae 
usually calyeulate with a few Il _bracteoles, the proper scales nearly eq 
single series. Rec ere cg Be or slight]: ~Achenia terete or somewh: 
pressed, 8-30 striate, usually narrower above or even taperin 
into a mi 
apex expanded a minute disk. Pappus pure white, copious, of dentic 
scabrous delicate capillary bristles, or sometimes of more rigid nists lightly 
