804 BULLETIN UNITED STATES GEOLOGICAL SUEVEY. \ 



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FUMAEIACE^. ; 



*35. Gorydalis glauca, Parsh. 

 *36. Gorydalis aurea, WillU. 



CRUOIFER^. 



*37. Nasturtium palustre, D. C. 

 *38. Nasturtium tanaceti folium, Hook. 

 *39. Arahis Jiirsuta, Scop. 

 40. Arabis lyrata, L. 



1874. August. Base of Eocky Mountains. In fruit. 

 *41. Arabis jperfoliata, Lam. 



42. Erysim^im cJieiranthoides, L. 



1873. July. Pembina. 



1874. July. Missouri Coteau to Milk Eiver. 



43. Erysimum asperum, DC. 



1874. July. Frenchman's Creek. In fruit. 

 43*. Erysimum asperum, DC, var. pumilum. 



1874. August. Near Milk Eiver. With long pods, 4'. 

 *44. Erysimum lanceolatum, E. Br. 

 *45. Sisymbrium brachycarpum, Hook. 



46. Sisymbrium canescens, Nutt. 



1873. July. Between Pembina and Mouse Eiver, on open 

 prairie. A very canescent form. 



47. Stanleya pinnatifida, Nutt. 



1874. July. Frenchman's Creek. 

 *48. Game'ina sativa, Crantz. 



*49. Gapsella Bursa-pastoris, Moench. 



*50. Thlaspi arvense, L. 



51. Maphanus saiivus, L. 



1873. July. Pembina. 



'"'52. Sinapis arvensis, L. 



*53. Vesicaria didymocarpa, Hook. 



*54. Vesicaria Ludoviciana, DO. 



CAPPAEIDACE^. 



55. Gleome integrifolia, T. & G. 



1873. August. Mouse Eiver. 



1874. August. Milk Eiver. 



A very showy plant on dry sub-saline soil. 

 *56. Polanisia graveolens, Eaf. 



YIOLACE^. 



*57. Viola Canadensis^ L. 

 58. Viola delphinifolia, Nutt. 



1873. July. Plains around Pembina. 



