Wheeler : FLORA OF SOUTHEASTERN MINNESOTA. 385 



Polygonum virginianum L. Sp. PI. 360. 1753. 



Coll. : Wheeler 580, Jefferson; 597. 

 Crooked Creek. Aug. 

 The only previous collections from Minnesota are Sheldon, 



Madison lake and Sheldon, Zumbrota. Infrequent in moist 



woods along Mississippi river. 

 Polygonum ramosissimumMicHx. Fl. Bor. Am. i : 237. 1803. 



Coll.: Wheeler 514, Winnebago ; 531, Jefferson. Aug. 

 Polygonum tenue MICHX. Fl. Bor. Am. i : 238. 1803. 



Coll. : Wheeler, 351, Crooked Creek. July. 

 The only previous authentic collection from Minnesota is 



Moyer, Montevideo. Infrequent on dry sandy ridges. 

 Polygonum convolvulus L. Sp. PL 364. 1753. 



Coll.: Wheeler 451, Jefferson. Aug. 

 Polygonum scandens L. Sp. PL 364. 1753. 



Coll. : Wheeler 646, Jefferson. Aug. 

 Polygonum sagittatum L. Sp. PL 363. 1753. 



Coll. : Wheeler 387, Jefferson. July. 



CHENOPODIACE^E. 



Chenopodium botrys L. Sp. PL 219. 1753. 



Coll. : Lyon 472, Jefferson. Aug. 

 Salsola tragus L. Sp. PL Ed. 2, 322. 1762. 



Coll. : Lyon 396, Jefferson. Aug. 



AMARANTHACE^E. 



Amaranthus retroflexus L. Sp. PL 991. 1753. 



Coll. : Wheeler 598, Crooked Creek. Aug. 

 Amaranthus blitoides S. WATS. Proc. Am. Acad. 12: 273. 

 1877. 



Coll. : Wheeler 452, Jefferson. Aug. 

 Acnida tamariscina (NUTT.) WOOD, Bot. & Fl. 289. 1873. 



Coll. : Wheeler 522, 547, Jefferson. Aug. 

 Froelichia floridana (NUTT.) Moo^ in DC. Prodr. 13: Part 2, 

 420. 1849. 



Coll. : Lyon 304, 325, Jefferson. Aug. 



NYCTAGINACE^. 



Allionia nyctaginea MICHX. FL Bor. Am. i : 100. 1803. 

 Coll. : Wheeler 76, Lyon 40, Winnebago. June. 



