110 PROCEEDINGS OF THE AMERICAN ACADEMY 



Sect. II. Annuals. Radicle superior (except in A. Califormca). 

 Leaves alternate or iu a few species subopposite. 



§ 3. Bracts ovate, sessile, united, more or less compressed, not 

 foliaceously margined nor appendaged : flowers axillary and an- 

 drogjaious, or the upper clusters staminate : (bracts free and lower 

 leaves opposite in A. Califormca). Species not closely allied to 

 eacli or any other. 



8. A. Californica, Moquin. Stems a foot high, erect or decum- 

 bent at base, leafy, canescent ; leaves narrovrly lanceolate, 3-8 lines 

 long, acute at each end, sessile, entire ; flowers axillary ; calyx 4-parted 

 or deeply 4-cleft ; bracts rhombic-ovate, becoming 1^- lines long, not 

 indurated ; styles included ; seed ^ line broad. — California, by several 

 collectors, but localities not given. Said to be perennial, though appar- 

 ently annual. 



Atriplex Californica. Moquin, DC. Prodr. 13-. 98. Dietrich, Syn. 5. 534. 

 Collectors : — " 685 Coulter; " 276 Bridges ; Kellogg & Harford. 



9. A. PDSiLLA. {Obione, Torrey ; Watson, King's Rep. 5. 291.) 

 Slender, 2-6 inches high, diffusely much-branched, leafy, hoary-scurfy 

 thi-oughout ; leaves broadly ovate to oblong-lauceolate, 2-4 lines long, 

 acute, sessile, entire, mostly crowded on the branches ; flowers minute, 

 subsolitary or one of each sex in the axils; calyx deeply 5-cleft; bracts 

 ovate, ^ line long in fruit, acutish ; styles exserted ; seed nearly filling 

 the theca, the testa thin and transparent. — Northwestern Nevada, in 

 alkaline localities (65 Anderson ; 988 Watson ; Gi'ay ; Lemmon). 



10. A. Endolepis. Erect, 6-10 inches high, glabrous or farinose, 

 branching from the base ; leaves thin, lanceolate, an inch long, acute, 

 sessile, entire ; male clusters terminal and axillary, somewhat arach- 

 noid, the lobes of the urceolate 5-toothed calyx strongly inflexed, wdth 

 a somewhat prominent fleshy crest upon the back; pistillate flowers 

 solitary in the lower axils, sessile; fruiting bracts ovate, a line long, 

 membranous, pubescent ; ovary surrounded by 3-4 entire or lobed 

 hyaline sepals, which are free and much shorter than the bracts ; styles 

 slightly exserted ; seed | of a line broad. — On the Upper Missouri and 

 head-waters of the Yellowstone. The pistillate flowers escaped notice 

 on the specimens of the earlier collectors. 



Kochia dioica. Nuttall, Genera, 1. 200. Torrey, Nicollet's Rep. 158. Nees, 

 Neuwied's Trav., Appx. 19. Moquin, Enum. Chenop. 94; DC. Prodr. 

 13'^. 133. Engelm. Pi. Upp. Miss. 206. 



Salsola dioica. Sprengel, Syst. 1. 923. Dietr. Syn. 2. 996. 



Endolepis Suckleijana. Torrey, Pac. E. R. Rep. 12. 47, t. 3. 



Collectors : — Nicollet ; Fremont ; Suckley ; Allen ; Gray ; Parry. 



