15^ [ 237 ] 



Chenopndimn alburn^ (Linn.) Banks of Devil's lake ; July 26. 



Chenopodiiim /ii/bridum, (Linn.?) Dry woods, valley of Shayen oju river; 

 July 24. 



Chenofjodimn, (new species 7) A sn)all annual ; whole plant hoaryfurfu- 

 ract'ous ; leaves linear oblong, attenuated at the base into a short pe- 

 tiole, entire ; flowers in glomerate spikes. Conical hills about Devil's 

 lake ; Auyusl 2. 



Atrljdex laciniata (jS.) Americana, (Torr. Fl. N. W. and N. States.) 

 A. Purs/i tana, (Moq ) Low sahne places in the prairies between James 

 (Jacques) river and Devil's lake ; July 5. 



Salsola [?) depreasa, (Pursh.) Saline depressed situations between Jacques 

 river and Devil's lake; very abundant ; July 5. Moqnin Tandon re- 

 fers Pursh's plant to sueda proslrata (Pall ;) and Nuttall considers it 

 , as identical with sals, salsa, {sumda maritinia, Moq.;) but the seed is 

 vertical. 



Salicoriiia herbacea, (Linn.) With the preceding. 



POLYGONACE^. 



Rumex salinfolins, (Weinn.) Hook. Fl. Bar. Amer. 2, p. 129. R. pal- 

 lidns, (Bigel.) Margin of a saline lake near Jacques river; July 6 — -fr. 

 This is the U. vtrlicUeatns of our northern botanists ; but, according 

 to Hooker, hardly of Linnaeus. 



Rumex persicariuides, (Linn.) Sandy banks of the Missouri. 



Rumex venosns, (Pursh.) Hook. I. c. t. 174. Hill sides, Upper Missouri ; 

 June — fr. 



Ru7ii€x Britanniciis, (Linn. ?) Wet meadows, valley of the Missouri ; 

 June 10. The specimens agree well with the European plant, but 

 they want ihe fruit. 



Polytroiiuta articulatuin. Sandy plains, Upper Missouri. 



Polygoiiuni uviculare, (Linn.) Borders of ponds and lakes in prairies ; 

 July 6. 



Polygoiiiini arnpliibium, var. strigosum, (Torr.) Sand bars of the Mis- 

 souri, near Council Bluffs. 



Polygunuia Persicaria, (Linn.) Saline borders of Devil's lake ; July 30. 



LAURACE^. 



Laurus benzoin, (Linn.) Low woods, banks of the Missouri.; April 6. 



ELEAGNACEyE. 



\Eleas[ni(s argentea, (Pursh.) Between Shayen-oju and Red rivers ; abun- 

 dant about Devil's lake. 



Sheplnrdid argenlea, (Nutt — Hook., 1. c. t. 178.) Hippophde argentea, 

 (Pursh.) Upper Missouri and Upper St. Peter's rivers ; June 10— /r. 



SANTALACEiE. 



\Comandra utnbfdJaia, (Nutt. — Hook. 1. c, t. 179, A.) Dry prairies near 

 Council Bluffs ; April 29. 



