171 



PAPAVERACEiE. 



Samiuinaria Canadeni<is \j. (11.) Common. Sanford's woods. East of Wash- 

 ington. April 5, 1894. 



FUMARIACEiE. 



Diccntra Cucullaria DC. (20.) Hyatt's woods, south of B. & O. shops. April 

 14, 1894. 



CRUCIFEB^. 



Dentaria laciniata Mu\i\. (14.) Woods south of Oak Grove. April 5, 1894. 



Cardumine rhomboidea DC. (24.) Bretz's pasture, damp places along branch. 

 Eather common. April 20, 1894. 



Cardamine rhomboidea DC, var. purpurea Torr. (5.) Woods south of B. & 

 <). Eailroad at Oak Grove, two miles west of Washington. April 2, 1894. 



Cardamine hirsula L. (7,) Thin woods along Prairie creek. April 4, 1894. 

 The determination is apparently correct, but the specimen sent the Survey is too 

 immature for absolute certainty. 



Draba Caroliniunn Walt. (8.) One specimen found along fence row, about 

 Si miles north or northwest of Washington. April 4, 1895. 



Sisymbrium officinale Scop. (14.5.) Common everywhere. August 4, 1895. 



Brassica nigra Koch. (136.) Escaped about gardens, etc. July 29, 1895. 



Lepidimn Virginicuin L. (124.) Common weed. July 29, 1895. 



CAPPARIDACE^. 



Polanisia graveolens 'Ra.i. (177.) Along B. & O. track in West Washington. 

 July 4, 1895. 



VI0LACE7^:. 



Viola palmata 1j. (47.) Sanford's woods. Common. May 4, 1894. 



Viola palmatalj. , var. cucidlata Grny. (19.) Hyatt's woods, south of shops. 

 April 13, 1894. 



Viola pubescens Ait. (18.) Hyatt's woods, south of B. & O. shops. April 

 13, 1895. 



CARY0PHYLLACE.T5. 



Saponariii officinalis L. (97.) Common along roadsides, etc. July 4, 1895. 



Sdene stellafa Ait. (102.) South of Oak Grove and B. & O. railroad. July 

 4, 1895. 



Silene Virginica L. (71.) Abundant. Woods south of B. & O. Railroad, Oak 

 Grove and west. 



