148 LEAFLETS. 
MACHABRANTHERA CICHORIACEA. Annual, stoutish, 2 feet 
high, the stems flexuous above and somewhat fastigiately race- 
mose-panicled and, with the branches, glandular-scabrous or 
hispidulous; leaves pale green, glabrous, glaucous, the larger lan- 
ceolate, sessile, 2 inches long, sparsely runcinate-dentate, those 
of the flowering branches, small, entire, often recurved : involu- 
cres of less than middle size, turbinate, closely imbricate, the 
dark green viscid bracts erect : rays few, rather short: ovaries 
loosely silky-villous. 
Bottom of cañon at Deer Run, southern Colorado, 25 Aug., 
1901, C. F. Baker, n. 918. 
MACHAERANTHERA SPECTABILIS. Low, bushy, the many 
subcorymbose stems some 10 inches high from a biennial or 
perennial root: lowest leaves narrowly oblanceolate, acute, 
tapering to a short strongly ciliate petiole, the upper sessile and 
with a few spinulose teeth, all obscurely pubescent: inyolucres 
4 inch high or more, campanulate, their many and much imbri- 
cated bracts purple, the attenuate tips viscid, spreading or 
recurved: rays very many, deep violet, showy: achenes nearly 
or quite glabrous. 
Clayey banks at Marshall Pass, southern Colorado, 20 Aug., 
1901, ©. F. Baker, n. 873. 
PEOCTIS TAXIFOLIA. Suffrutescent,5 or 6 inches high, the 
leafy flowering branches and their foliage of a vivid green and 
delicately scaberulous : leaves rather fleshy, about 3 inch long, 
entire, pungently acute, dotted with two rows of very large 
glands: peduncles slender, naked ; heads turbinate-campanulate, 
nearly + inch high, many-flowered; bracts very firm, lance-lin- 
ear, acute, their margins scaberulous; rays 6 or 8, large and 
showy : achenes hispid; pappus fuscous, of many unequal scab- 
rous bristles. 
Black Range, New Mexico, 1904, O. B. Metcalfe, n. 1440. 
HELIANTHELLA MAJUSCULA. Stout, erect, 2 feet high, 
monocephalous, sparsely rough-hirsute with short hairs: leaves 
in about 4 pairs, the lower and middle broadly lanceolate, D or 
6 inches long, subsessile, acute at each end, lightly and remotely 
