440 



CHENOPODIACEAE 



22. A. lentiformis Wats. QUAIL BRUSH. (Fig. 84.) Widely spreading 

 shrub 6 to 10 feet high and half again as broad ; branches divaricate, occasion- 

 ally spinescent; herbage closely scurfy; leaves ovate or triangular-hastate, 

 rounded at apex, y 2 to 1% inches long, on short petioles ; fruiting spikes dense, 



naked, pliable, in compact panicles, 4 

 to 8 inches long; calyx 5-cleft; fruiting 

 bracts roundish, flattened, 1 to 2 lines 

 broad, united by their edges to the mid- 

 dle or above, the sides smooth and the 

 free margins obscurely crenulate. 



Alkaline flats and river benches : 

 upper San Joaquin Valley; Mohave and 

 Colorado deserts; Arizona. 



Locs. Upper San Joaquin Valley, Eastwood,' 

 Chemehuevis Valley, Colorado Kiver, Jepson 5197; 



fTi Whipple Mts., Jepson 5217; -Colorado Desert, 



Parish 8265 (Dos Palmos), 8264 (Mecca). 



Eefs. ATRIPLEX LENTIFORMIS Wats. Proc. Am. 

 Acad. 9: 118 (1874). Obione lentiformis Torr. in 

 Sitgreaves Exped. 169, pi. 14 (1853), type loc. 

 Colorado Eiver, Gal. 



23. A. breweri Wats. Very near pre- 

 ceding, 4 to 6 feet high; calyx 4-cleft; 

 fruiting bracts spongy, drab-color, 

 rounded, somewhat convex, united to 

 near the middle, entire, iy 2 to 3 lines 

 broad. 



Coast from Santa Barbara to Santa 

 Monica and San Juan Capistrano. Santa 

 Cruz Island. 



Eefs. ATEIPLEX BREWERI Wats. Proc. Am. 

 Acad. 9: 119 (1874), types from Santa Monica 

 and Santa Barbara ; Parish, Erythea, 7 : 91 

 (1899). A. orbicularis Wats. Proc. Am. Acad. 

 17: 377 (1882), type loc. Santa Monica. 



24. A. torreyi Wats. NEVADA SALT- 

 BUSH. Leafy bush 2 to 5 feet high, 

 densely and divaricately branched, the 

 branches striately angled, somewhat 

 spiny with the lateral axes of the old 

 panicles; leaves ovate-hastate or broadly 

 oblong, 1/2 to li/2 inches long on petioles 

 1 to 4 lines long ; flowers in narrow pani- 

 cles ; fruiting bracts roundish or trans- 

 Fig. 84 ATRIPLEX LENTIFORMIS Wats, a, verse l y elliptic, 1% to 2 lines broad, 



fruiting branch, x 1 ; o, fruiting bracts, -.. ,. * , ^ .,, , ,. 



x 4 distinct, strongly compressed, with denti- 



culate (sometimes smooth) margins and 

 smooth veiny sides. 



Alkaline desert flats : Mohave Desert ; Inyo Co. ; Nevada ; east to Utah. 

 Locs. Barstow, Jepson 4791, 5174, 5434; Lone Pine, Jepson 5146. 



Eefs. ATRIPLEX TORREYI Wats. Proe. Am. Acad. 9: 119 (1874). Obione torreyi Wats. 

 Bot. King, 5: 290 (1871), types from dry valleys of the Truckee and Carson rivers, Nev. 



25. A. polycarpa Wats. CATTLE SPINACH. (Fig. 82c.) Light-gray shrub 

 2 to 3y 2 feet high, with slender rigid branches and numerous more or less 

 spiny branchlets; leaves thick, obovate to oblong-spatulate, obtuse, sessile, 



