SPERMATOPHYTA. 5 1 



Dicentra Bernh. 



Cucullaria (L.) Bernh. Dutchman's Breeches. 



Barre. Miss Sara Lane, 

 canadensis (Goldie) Walp. Squirrel Corn. 



Barre ; Winchendon. 

 Corydalis (DiU.) Medic. 



sempervirens (L.) Pers. Pale Corydalis. 



In rocky places and in dry woods. 

 aurea Willd. Golden Corydalis. 



Winchendon. Mr. F. R. Hathaway. 

 Fumaria (Tourn.) L. Fumitory. 



officinalis L. Common Fumitory. 



In waste places, escaped. 



CRUCIFER^ (MUSTARD FAMILY). 



Berteroa DC. 



incana (L.) DC. 



Southbridge. Mr. R. M. Harper. 

 Alyssum (Tourn.) L. 



alyssoides L. Occasional. 



Thlaspi (Tourn.) L. Penny Cress. 



arvense L. Field Penny Cress. In waste places, rare. 

 Lepidium (Tourn.) L. Peppergrass. 

 virginicum. Wild Peppergrass. 



In waste places and by roadsides, common, 

 ruderale L. 



Worcester. Mr. John Coulson. 

 campestre (L.) R. Br. 



Still River. Miss A. H. Tucker. 

 Draba L. 

 Worcester. Mr. N. P. Woodward. 



