384 COMPOSITAE 
2. Baccharis plammerae A. Gray. Plummer Baccharis. Fig. 5659. 
Baccharis pl A. Gray, Proc. Amer. Acad. 15: 48. 1879. 
Herbaceous from a woody base, | m. high or less, usually little branched below the inflores- 
cence; stem striate, sordid crisped -pilose. Leaves linear to elliptic-oblong or narrow-oblong, 
1.5-4.5 cm. long, 3-12 m wide, a obtuse, narrowed at base, sessile, sharply and closely 
serrate, 3-nerved, glabro whee ex seine ae costa settee crisped- eed beneath ; heads loosely 
or closely panicled; pist siHlate heads 1-1.2 cm. high i in frit, their involucres 6-8 mm. high, gradu- 
ate, the phyllaries linear or rice lanceolate, acute or acuminate, eg narrow or ieeat crisped- 
pilose, green center and cili subscarious marsh; saminat hea high, their in- 
A is aoe but ssrebo verti achenes 3 mm. long soso i puberulous, 4-5- 
rved, their pappus becom rufous, rather pare 5 mm. | 
Saieaeten ravines, Upper pe Zone; coast of Santa Barbara and L ngeles Counties, California, and 
Santa Cruz Island. Type locality: Glen Loch’ ravine, near Santa Rotace: Caltorere Aug.—Oct 
3. Baccharis sergiloides A. Gray. Squaw Waterweed or Desert Baccharis. 
i 
Baccharis sergiloides A. Gray in Torr. Bot. Mex. Bound. 83. 1859. 
hii shrub, 1-2 m. high, the stem and branches green and strongly siete eo the 
nchlets numerous, Font tigiate, broom-like, casetially leafless or sometimes (especially the 
sterile ne leafy. Larger leaves obovate, 1- ong, 3-8( wide, pare prs with 
1 or 2 teeth on the largest leaves, obtuse, api a bigt va te to the sessile base, thick, with aed 
peers and a pair of weaker nerves arising from PS the leaves of the branchlets mostly tgs 
form; heads eerste Hes densely panic ae hoa ag nt eg pistillate heads 4- hi ve 
in fruit, their involucres 3 mm. high, about 5- eats: strongly graduate, the thin « ale or 
lance-ovate, obtuse to peer Phe with Beni center — whit cea mara tr; sta sree heads 3.5-4 mm. 
high, with similar involucre ; n both ome vies onic, bearing few to many linear 
paleaceous bracts ; pistillate pas eg with 5-6 enter” teeth; fertile Sehanel eSout .5 mm. long, 
glabrous, 10-ribbed, their pappys sparse, 2.5-3 mm. long, sei shorter than ie =A Nag satan 
bristles of staminate sleigh ated and wbathollat: ata 
gE creek nee 8 nd can pom r Sonoran Zone; the Death atic region, Inyo County, and the Mojave 
a rado Des Californ me east oe southwestern, "Utah and Arizona, and south to sn Type locality: 
not decanters ee but from the Colorado Desert region in Arizona or California. April—Jun 
4. Baccharis sarothroides A. Gray. Broom Baccharis or Hierba del Pasmo. 
Fig. 5661 
tne conrce sarothroides A. Gray, Proc. Amer. Acad, 17: 211. 1882. 
Eastw. Proc. Calif. Acad. IV. 20: 155. 1931 
Erect cpa la shrub . high with very ties fastigiate, broom-like branches, nearly 
leafless ; stem bro heehee ridg ed, “the branchlets green, strongly ingrne angled. Leaves linear, 
as m. long or less, ihe mm. dong 1-nerved, those of the branchlets squamiform ; heads numerous, 
ostiy solitary at tips of short or long, naked, 4-angled branchlets, scceveaiae or. racemose-panicu- 
latch rranged ; pistillate heads 1-1.7 cm. high in fruit, their involucres oblong, (3)6-8 mm. high, 
6-seri te (the inner — s 
similar, 2.5-4. 
achenes glabrous, 10-striate, 2-2.5 mm. long, ’ their appus copious, silky, rufidulous, 
one, greatly exceeding the styles ; pappus-bristles of the staminate flowers dilated but not bearded 
at tip. 
hes A desert places, often in alkaline soil, Sonoran Zones; San Diego County, California, and south 
o Lower California, cai to southwestern New Mexico and south to Sinaloa. Type locality: San Diego County, 
California. Feb.—Sept. Desert Broo 
5. Baccharis émoryi A. Gray. Emory Baccharis. Fig. 5662. 
Baccharis emoryi A. Gray in Torr. Bot. Mex. Bound. 83. 1859. 
us, somewhat resinous-granular, evergreen shrub 1-4 m. high, the brane? erect, 
4 a atk in age 
somewhat angled, like the stem usually persistently lea arger eaves cuneate to lance- Mcbiong 
m. long (includi i 
n rule 1 sely 
tips of branches, the whole forming usually broad and pyramidal veins a ipistillate tise 1; "2-1. 
em. high, their involucres 5-8 mm. high, about 6-seriate, strongly graduate, the phyllaries ovate 
outer) innerm = whiti ith or 
obtuse, with more conspicuous greenish spot, the inner scarcely elo ongate ; Tate « chenes glabrous, 
about 10-nerved, about 1.5 mm. long, set pappus sli _. rufescent, silky, 1 cm. long; pappus- 
reese of staminate flowers with lacerate-bearded, somewhat dilated ti ips. 
Along w Sonoran Zones; Kern County ‘ia econ. California, south to morrhere Lower hi 
fornia caeard 1 to the te Colorad a Desert, d th Nevada, 
Secality Safieg the Gils Rivet, Artoous,  Cilicciel by Kec Senge, Utah and Arizonpto weetern.Texss, 
