SUNFLOWER FAMILY 383 
Involucre few- to several-seriate, of usually thickened, dryish phyllaries. a flat, 
alea 
naked, very rarely conical or paleaceous. Pistillate corollas tubular-filiform, shorter than 
the style; hermaphrodite (functionally staminate) flowers with tubular, Yee 5-toothed 
corollas. Act s of the llate flowers narrow, -ribbed, of the staminate flo 
. Styles of sta 
pidulous. [Named for Bacchus, without evident spbiicnoe 
” An American ae of about 300 species, the great majority of the species in South America. Type species, 
Stems and b hes distinctly puberulous or — 
Stem finely puberulous; leaves entire, linear or squamifor 1. B. brachyphylla. 
ssmines? ag idly pilage; $e hes mary and oes toothed, nates oblong or elliptic-oblong. 2. B. plummerae. 
or glutinous. 
bh aay fastigiately much branched, with very numerous erect, broom-like branches, usually leafless at flower- 
ng t 
meas of the pistillate flowers —_ about 3 mm. long, not surpassing the style; receptacle so omewhat 
chaffy ; larger leaves obova’ 3. B. sergiloides. 
Pappus of the pit mayer in fais 6-11 mm. long, much surpassing the sabe receptacle naked; 
larger s lin . B. sarothroides. 
igh not ot fasiiatly ear: branched B. emoryi), not broomlike, persi eae leafy. 
Le neate to oblong, 1-nerved or with a pair of ‘ak lateral veins; heads partly or wholly in sessile 
ae Fei neulate ae! glomerules. 
Inflorescence sparsely leafy, i bl b1 lat te-obl 
5 
7 
s.2 
leafy, its leaves oval, obovate, or broadly cun 6. B. pilular 
Leaves eens lanceolate to quate, ually rather strongly Siolteaares: hii in small or large eis 
tips of stems or bra s. 
ati essentially eds ie sa leaves ovate to lanceolate; phyllaries thin; fete ae a ae ee 
Stems ih tsk leaves chiefly linear or linear-lanceolate; phyllaries thick and firm; ia paral 
glabro: 
Heads eanieled at apex of s 8... on 
Heads mostly in panicles = esi of short, lateral, flowering b h 9, B.v 
1. Baccharis brachyphylla A. Gray. Short-leaved Baccharis. Fig. 5658. 
Baccharis brachyphylla A. Gray, Smiths. Contr. 5: 83. 1853. 
uffrutescent, intricately bran ched shrub less than 1 m. high, spreading-puberulous or hir- 
tellous throughout, not ig 2 cet diffusely a onled: slender; branches sulcate-striate. Larger 
lin 1.8 cm. long or les i e 
whitish ari 
heads 4-5 mm. high, their involucres uti but : fertile achenes about mm. long, 
4-5-nerved, sparsely puberulous, their pappus rerio eae. about 7 mm. long, rather copious, 
— —— Lower Sonoran Zone; San Diego and southern Riverside Counties, California, east to Ari- 
og south to Sonora. Type said “Between Conde’s Camp and the Chiricahui Mountains, in ston 
oat. * “Collected by Wright. Aug—Nov 
