Parr 1, 1916] CHENOPODIACEAE 63 
entire, thin, finely and closely furfuraceous; flowers monoecious, the glomerules in slender, 
dense or interrupted, nearly naked, terminal or axillary, broadly paniculate spikes, the branches 
of the panicle often drooping; calyx 5-cleft; fruiting bracts sessile, orbicular, 4-6 mm. long 
and often broader, strongly compressed, united only at the base, entire, not appendaged; styles 
included; seed 1 mm. broad, dark-brown, the radicle stperior. 
TYPE LocaLity: Santa Monica, California. 
Distriurion: Coast of California from Santa Barbara to Orange County. 
76. Atriplex Torreyi S. Wats. Proc. Am. Acad. 9: 119. 1874. 
Obione Torreyi S. Wats. Bot. King’s Expl. 290. 1871. 
Erect shrub, 6-20 dm. high, much branched, the branches stout, angled, spreading, the 
branchlets stout or slender, divergent, spinose, white-furfuraceous when young, becoming 
glabrate, the older bark light- or dark-gray; petioles 5 mm. long or less, the upper leaves sub- 
sessile; blades triangular to ovate, oblong, or triangular-oblong, often subhastate with 
rounded or acutish lobes, 1.5-3 cm. long, rounded to acute at the apex, rounded to cuneate 
at the base, thick, densely furfuraceous; flowers dioecious; staminate flowers in dense naked 
pauniculate spikes; calyx 4- or 5-parted, furfuraceous; pistillate flowers in dense stout paniculate 
spikes; fruiting bracts orbicular to subreniform, 2-3 mm. long, free, strongly compressed, 
sessile, obscurely denticulate, densely furfuraceous; seed 1.2-1.5 mm. broad, pale-brown, the 
radicle superior. ; 
TYPE Locality: Humboldt County, Nevada. 
DISTRIBUTION: Dry alkaline soil, southeastern California to Nevada, southwestern Utah, and 
northwestern Arizona. 
77. Atriplex Griffithsii Standley, sp. nov. 
Tall shrub with slender, angulate, densely and finely furfuraceous branches; leaves alter- 
nate, sessile or subsessile, the blades ovate-oval to oblong or narrowly oblong, 1.2-1.8 cm. 
long, 3-9 mm. wide, broadly rounded at the apex, acute at the base, entire, finely furfuraceous; 
flowers dioecious, the pistillate glomerules few-flowered, axillary or forming slender, more or 
less interrupted, naked, mostly simple, terminal spikes; fruiting bracts sessile, reniform- 
orbicular, 4-5 mm. long, 5-6 mm. wide, always broader than long, distinct, remotely denticu- 
late or crenulate or entire, finely furfuraceous; seed 1.5 mm. in diameter, brown, the radicle 
superior. 
Type collected at Wilcox, Arizona, October 12, 1900, David Griffiths 1895 (herb. N. Y. Bot. 
Gard.). 
78. Atriplex Breweri S. Wats. Proc. Am. Acad. 9: 119. 1874. 
Erect shrub, 15-25 dm. high, much branched, the branches slender, terete or obtusely 
angled, unarmed, ascending or spreading, densely furfuraceous when young, becoming glabrate 
and pale-brown; leaf-blades deltoid-ovate to ovate or rhombic, 1.5-5 cm. long, obtuse or 
rounded at the apex, mucronulate, cuneate at the base or subtruncate or rounded and abruptly 
decurrent to the short stout petiole, rather thin, closely furfuraceous on both surfaces, pin- 
nately veined, the lateral veins few, divergent or ascending; flowers dioecious, the staminate 
ones in dense glomerules 2-3 mm. in diameter, these in dense or interrupted, slender, panicu- 
late spikes, the inflorescence leafy or nearly naked; pistillate flowers arranged in slender 
“dense spikes, these forming a broad, nearly naked, much branched panicle, the branches 
slender, often drooping; calyx deeply 4- or 5-cleft, furfuraceous; fruiting bracts orbicular or 
ovate-orbicular, entire, 2-3 mm. long, strongly convex, slightly scurfy, pale-yellowish; seed 
1.2-1.5 mm. long, compressed, reddish-brown, the radicle ascending. 
Type Locality: Sierra Santa Monica, California. . : ; 
DistrRmution: Along the coast of southern California and on the adjacent islands. 
79. Atriplex lentiformis (Torr.) S. Wats. Proc. Am. Acad. 9: 118. 
1874. 
Obione lentiformis Torr. in Sitgreaves, Rep. Exp. 169. 1853. 
Erect shrub, 6-40 dm. high, much branched, the branches slender, terete, spreading, 
densely furfuraceous, becoming whitish and glabrate in age; petioles 2-4 mm. long; leaf-blades 
