250 



REPORT OF THE 



CKfCIFERjE. 



Harsh cress. 



Lake cress. 



Horseradish. 



Toothwort, Pep- 

 per root. 



Toothwort, Pep- 

 pjr-root. 



Spring cress. 



Cuckoo-flower. 



Common Bitter 

 cress. 



Rock cress. 

 Sickle pod. 

 Tower mnstard. 



Winter cress, 

 Yellow rocket. 



Nasturtium officinale, R. Br. 



Northfield, Ann Arbor, (Miss Clark). 



Nasturtium palnstre, DC. 



Ann Arbor; shore of Saginaw Bay. 



Nasturtium amphibium, R. Br. 



S. Michigan, (Wright). 



Nasturtium lacustre, Gray. (A 7 . natans—W.) 



S. E. (Dniv. Herb). 



Nasturtium Armoracia, Fries. 



Ann Arbor; Pigeon river, 1? June. 



Dentaria diphylla, L. 



Ann Arbor. 



Dentaria laciniata, Muni. 



Ann Arbor; X. E. (Univ. Herb). 



Cardainine rhomlioidea, DO. 



Ann Arbor. 



var. purpurea, Torr. 



Ann Arbor. 



Cardamine pratensis, Ti. 

 Ann Arbor; S. W. (Wright); Livingston Co., (Miss Clark). 



Cardamine liirsufa. L. 



St. Helena I. , L. Mich. , 20 Aug .; S. W. (Wright); Ann Arbor, (Miss 

 Clark). 



Tar. Vinr'iiica, Micbx. 



Ann Arbor, (Miss Clark). 



Arabis lyrata, L. 



Sand Pt. Saginaw B., 17 June; S. E. (Wright); Mont Lake, (Miss ClarkX 

 The specimens sei-ii at Sand Pt. w.-re the vanity (Sifymbrivm. ara- 

 bidoides, Hook.) peculiar to " Upper Michigan and northward." 



Arabis hirsuU, Snip. (A. unoit'ata. — W.) 



Middle I., L. Huron, 8 July; S. E. (Wright). 



Arabis lajvig-ata. 1X3. 



Alpena; S. Michigan, (Wright). 



Arabis Canadensis, L. 



S. E. (Wright), 



Turritis g-labra. L. 



Gros cap, L. Mich., 18 Aug. 



Turritis stricta, firaham. 



Stoae I., Saginaw B., 16 June. 



Turritis biarhvraipa, Torr. & Gray. 



Aon Arbor; Alpena; Ft. Gratiot, (Gray). 



Barbarea vulgaris, !?. Br. 



Thunder B. Is.; St. H'lena I . L. Mich., in blossom here 20 Aug., as it 

 was at Thunder B. July 7th. 



