SUNFLOWER FAMILY 573 
older or more vigorous plants, occasionally nearly Baia with paniculately ascending branches ; 
stems usually slender, pale bluish green, slabrows with a few minute glandular hairs. Lower 
and basal leaves narrowly oblong, coarsely to bed or runcinate-pinna atifid, 5 cm. or less long, the 
upper feaves small and bract-like; heads at the tips of the branches, more rarely clustered on 
: cr mm, 
c 
angles, the intervals with 2 long itudinal rows of tubercles; hcp Aca 8-18, white, plumose 
above, the lower third naked, ere aking off toward the base, more or less adhering in groups of 
4 or 5 by the widened bases, these often with minute marginal bristles. 
Brushy slopes and in forests, Upper Sonoran and Transition nes; Wyoming, Idaho, and eastern Oregon 
south to New Mexico and California on the Gunes face of the signe Nesaie: aad the mountains of southern 
California; also on the western face of kat ape ra Nevada in Kern County and near the coast in southern Cali- 
fornia and Lower California where sever 1 diverse forms ben to be found, — of which appear to be a 
ego —o S. exigua, S. exigua var. “deane 1, and S. virgata. In som es -bri 
Aaa gg tend = shatter readily, leaving an iseulay crown on the sehenes formed by the brcudeaed and 
pasate as nited nonplumose bases of t he iy les. These forms have aie interpreted by authors as S. exigua 
var. coronaria tisccene) Jepson ‘Tian: i, . Calif. 998. 1925.) by t are different from S. coronaria aed a 
plant of the c aren = Spee of CAtfornia which r s part o he s. virgata complex. Type loc + On: 
the os ky Moun plains, towards the Colorado.”” July—O 
Siesickcaueie aries var. pentachaéta (D. C. Fate, H. M. Hall, Univ. Calif. Pub. Bot. 3: 260. 1907. 
rag rte Mg eta D. C. Eaton, Bot. King Expl. 199. pl. 20, fas . 8-10. 1871; Ptiloria pentachaeta 
tto: Loar Lee 
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base but deciduous i 2 oe ups, plum Tate on the’ ‘upper malt bea eg discal at ‘the base fee usually with a few 
minute teeth. Dry desert regions, otis rney and Malheu , southward east of the 
ak 
ipa + Pipi 
SOO corer’? = 
ae 
5989. Stephanomeria cinerea 
5990. Stephanomeria paniculat: 
ia Stephanomeria exigua 
992. Stetphanomeria virgata 
