(353 ) 
Specimens examined: Frazier Borax Mine, Mount Pinos, altitude 
1600 meters, Abrams t9 McGregor 267. 
CHENOPODIACEAE. Gooseroor Famtity. 
Flowers unisexua al. 
Staminate flowers with 3-5-cleft perianth; pistillate flowers without 
perianth, enclosed in a pair of more or less united bracts 
Bracts compressed. 1. Atriplex. 
Bracts obcompressed. 
ae glabrous, winged. 2. Grayia. 
p hairy, not winged. 3. Eurotia. 
Staminate yee without perianth; pistillate with a saccate perianth. 
6. Sarcobatus. 
Flowers perfect. 
eaves none; flowers immersed in the fleshy stems. 4. Allenrolfea. 
Leaves terete; flowers not immersed in the stems. 5. 1 
1. ATRIPLEX. Satt-susu. 
a ie without lateral wings. 
= bracts without free diverging margins; leaves petioled. 
nches terete, flexuous (or slightly spinescent in no. 1 
ha eal 5; bracts obscurely crenate. 1. 4. alia. 
yx-segments 4; bracts entire. 2. A. Breweri. 
Branches anid angled, the ultimate divaricate aad spinescent; 
acts denticulat 
Fruiting ce with ce diverging margins. 
argins of bracts toothed, sides muricate. 4. A. polycarpa. 
t 
ruiting bracts 6-10 mm. ionk: leaves cuneate at base. 
G. As Nee 
Fruiting bracts 3 mm. long; leaves cordate at 
6. A 
Leaves coarsely toothed. . A. hymenelytra. 
Fruiting bracts with 4 broadly dilated lateral wings. 8. A. canescens. 
1. ATRIPLEX LENTIFORMIS (Torr.) 5. Wats. Proc. Am. Acad. 9: 
4. 
Obione lentiformis Torr. Sitg. Rep. 169, pl. 14. 18 
Type locality: ‘On the Colorado of California” 
Distribution: Upper San Joaquin Valley southward through 
the deserts of southern California, and Arizona to adjacent Mexico. 
Growing in heavy alkaline soil. Lower Sonoran. 
Specimens examined: Imperial Valley, near Calexico, G. D. 
Abrams, Sept. 1902; Mountain Spring, Palmer 328. 
