MARYLAND WEATHER SERVICE 437 



PAPAVERACEAE. 



Sanguinaria canadensis L. Bloodroot. 



Midland Zone. 



Papaver somniferum L. Opium or Garden Poppy. 



Baltimore, waste lots (Robert K. Miller). 



Papaver dubium L. Long Smooth-fruited Poppy. 



Throughout the state; in cultivated grounds; infrequent. Introduced. 



Argenmone mexicana L. Mexican or Prickly Poppy. 



Coastal and Midland Zones; in waste grounds; rare. 



Caroline County, Denton (Forrest Shreve) ; Prince George's County, 

 Nottingham (Robert K. Miller). 



Chelidonium majus L. Celandine. 



Rare in the Coastal Zone; frequent in the Midland and Mountain Zones; 

 in flood plains and moist forests. 



Bicuculla cucullaria (L.) Millsp. Dutchman's Breeches. 



Rare in the Coastal Zone; frequent in the Midland and Mountain Zones; 

 in forests and open situations. 



Bicuculla canadensis (Goldie) Millsp. Squirrel Corn. 



Mountain Zone; in the crevices of rocky cliffs; frequent. 

 Allegany County, Cumberland (1937). 



Bicuculla eximia (Ker.) Millsp. Wild Bleeding Heart. 



Mountain Zone. 



Adlumia fungosa (Ait.) Greene. Climbing Fumitory. 



Upper Midland District and Mountain Zone; on rocky slopes; infrequent. 

 Frederick County, Thurmont (1758) 



Capnoides sempervirens (L.) Borck. Pink Corydalis. 



Rare in the Midland Zone; infrequent in the Mountain Zone; growing 

 on rocky boulders. Garrett County, near Swanton (2007). 



Capnoides flavulum (Raf.) Kuntze. Pale Corydalis. 



Rare in the Coastal Zone; infrequent in the Midland and Mountain 

 Zones; in moist forests. Montgomery County, Great Falls (1412). 

 Glaucium glaucium (L.) Karst. Sea Poppy. 



Coastal Zone. 



CRUCIFERAE. 



Lepidium campestre (L.) MR. Br. Field Cress. 



Throughout the state; in cultivated grounds; common. Introduced. 

 Lepidium virginicum L. Wild Peppergrass. 



Throughout the state; in cultivated grounds; common. 



Sisymbrium officinale (L.) Scop. Hedge Mustard. 



Throughout the state; in cultivated grounds; common. Introduced. 



