88 PROCEEDINGS OF THE AMERICAN ACADEMY 



Chenopodium salsum, var. Americanum, Eom. & Schult. Syst. 6. 270. 



Suceda linearis. Moquin, Enum. Chenop. 130, in part. 



Chenopodina linearis. Moquin, DC. Prodr. 13'-. 164, in part. 



Chenopodina maritima. Gray, Manual, 4 ed., 366. Mattliew, Canad. Nat. 12. 



159. 

 Suceda maritima. Torrey, Flora N.Y. 2. 141. Gray, Manual, 410. 



Collectors : — Torrey ; Lindheimer ; Eaton. 



2. S. DIFFUSA. Erect, 1-1 1 feet high, diffusely branching with 



usually slender flexuous elongated branches, smooth or more or less 



pubescent, green or often purple; leaves subterete, ^1 inch long, 



acute or acuminate, the floral ones similar but shorter, usually rather 



distant on the branchlets ; clusters 2-4-flowered ; calyx cleft to below 



the middle, fleshy but not carinate ; seed mostly vertical, ^ line broad, 



perfectly smooth, — Common on the alkaline plains from Nevada and 



the Upper Missouri to Northern Mexico and Western Texas on the 



Rio Grande. 



Chenopodium marilimum. Torrey, Annals N.Y. Lye. 2. 239. 

 Suceda maritima. Watson in King's Rep. 5. 294. 



Collectors: — James; 458 Gregg; Wright, 1848; 578 Wright, 1849, in 

 part; 216 Palmer; 466, 66» Torrey; 996 Watson; Hayden; Gray; 

 Wheeler. 



t Perennials. 

 S. S. ToRREYANA. "Woody at base, with herbaceous leafy branches 

 2-3 feet high, smooth or tomentose; leaves subterete, \-\^ inches 

 long, mostly acute, the floral ones similar ; calyx rather large, deeply 

 cleft ; seed vertical, f of a line broad, rather strongly tuberculate. — 

 In alkaline soils from the North Fork of the Platte (Fremont) to 

 Northern Nevada, and south to Northern Mexico and Southern Cali- 

 fornia. Differing from all the forms of the foreign fruticosa in our 

 herbariums by its large tuberculate seeds. 



Chenopodina linearis. Torrey, Stans. Rep. 394. Durand, Fl. Utah, 175. 

 SucEda fruticosa. Hook. & Arn. Bot. Beech. 387. Engelmann, PI. Upp. 



Miss. 206. 

 Chenopodina Moquini. Torrey, Pac. R. R. Rep. 7. 18. 

 Suceda fruticosa, var. muUiflora. Torrey, Ives's Rep. 25. 

 Suceda fruticosa, var. Watson, King's Rep. 5. 294. 



Collectors : — Douglas ; Gregg ; 622 Fremont ; Stansbury ; 461 Torrey ; 

 998 Watson ; Cooper. 



4. S. SUFFRUTESCENS. Shrubby or subshrubby, 2-3 feet high, leafy, 

 with slender diffiise or divaricate branches, the branches more or less 

 densely tomentose ; leaves numerous and mostly small, ^ inch long or 

 less, linear to oblong, obtuse or acute ; flowers solitary or clustered ; 

 calyx small, shortly lobed ; seed mostly vertical, less than ^ line broad, 



