\\7iecler: FLORA OF SOUTHEASTERN MINNESOTA. 389 



Brassica arvensis (L.) B.S.P. Prel. Cat. N. Y. 1888. 



Coll. : Lyon 86, Winnebago. June. 

 Roripa palustris (L.) BESS. Enum. 27. 1821. 



Coll. : Lyon 200, Crooked Creek. July. 



Roripa nasturtium (L.) RUSBY, Mem. Torr. Club, 3: Part 3, 

 5- 1893. 



Coll. : Lyon 89, Winnebago. June. 



Cardamine bulbosa (SCHREB.) B.S.P. Prel. Cat. N. Y. 4. 

 1888. 



Coll. : Wheeler 167, Winnebago. June. 

 Bursa bursa-pastoris (L.) BRITTON, Mem. Torr. Club, 5 : 172. 

 1894. 



Coll. : Lyon 120, Winnebago. June. 

 Camelina sativa (L.) CRANTZ, Stirp. Austr. i : 18. 1762. 



Coll. : Lyon 213, Mayville. July. 

 Draba caroliniana WALT. Fl. Car. 174. 1788. 



Coll. : Lyon 47, Winnebago. June. 



Arabis laevigata (MuHL.) POIR. in Lam. Encycl. Suppl. i : 411. 

 1810. 



Coll. : Wheeler 154, Winnebago. June. 

 Arabis canadensis L. Sp. PL 665. 1753. 



Coll.: Lyon in, Winnebago; 212, Crooked Creek. 



June, July. 

 Arabis glabra (L.) BERNH. Verz. Syst. Erf. 195. 1800. 



Coll.: Lyon 122, Winnebago ; 227, Mayville. June, July. 

 Erysimum cheiranthoides L. Sp. PI. 66 1. 1753. 



Coll.: Lyon 187, Crooked Creek ; 226, Mayville. July. 



CAPPARIDACE^E. 



Polanisia graveolens RAF. Am. Journ. Sci. i : 378. 1819. 

 Coll. : Lyon 277, Jefferson. July. 



CRASSULACE^E. 



Penthorum sedoides L. Sp. PI. 432. 1753. 

 Coll. : Wheeler 384, Jefferson. July. 



SAXIFRAGACE^E. 



Saxifraga pennsylvanica L. Sp. PI. 399. 1753. 



Coll. : Wheeler 180, Winnebago. June. 

 Heuchera hispida PURSH, Fl. Am. Sept. 188. 1814. 



Coll. : Wheeler 83, Winnebago. June. 



