1 1 8 Rhodora [JUNE 



BARBAREA 



B. STRICTA, Andrz. B. vulgaris, Gray, Man. Ed. 6, in part. 



NASTURTIUM 



N. terrestre, R. Br. N. palustre, DC. Roripa palustris (L.) Bess. 

 N. OFFICINALE, R. Br. Roripa Nasturtium (L.) Rusby. 



N. ARMORACIA, Fries. Roripa Armoracia (L.) A. S. Hitchcock. Fruiting 

 specimen in Herb. J. R. ChurchiH. 



CARDAMINE 



C. Pennsylvanica, Muhl. 



DENTARIA 



D. diphylla, L. Quite variable as to foliage, but always with the dipkylla 



rootstock. 



CAPSELLA 



C. BURSA-PASTORIS, Moench. Very variable in size and foliage. 



DRABA 



D. incana, L. 



D. incana, L., var. arabisans, Watson. 



DROSERACEAE 



DROSERA 

 D. rotundifolia, L. 



CRASSULACEAE 



SEDUM 



S. TELEPHIUM, L. Escape by edge of woods, Cheney Place. 

 S. ACRE, L. On old wall. 



SAXIFRAGACEAE 

 SAXIFRAGA 



S. oppositifolia, L. Common on the cliffs. 

 S. aizoides, L. On the cliffs. 

 S. Aizoon, Jacq. On the upper portions of cliffs. 

 S. Virginiensis, Michx. 



TIARELLA 

 T. cordifolia, L. 



