418 THE PLANT LIFE OF MARYLAND 



Polygonatum biflorum (Walt.) Ell. Solomon's Seal. 



Throughout the state; in moist forests; common. 



Polygonatum commutatum (R. & S.) Dietr. 



Midland and Mountain Zones; in moist forests; infrequent. 

 Washington County, Williamsport (1808). 



Medeola virginiana L. Indian Cucumber-root. 



Throughout the state; in moist forests and swamps; common. 



Trillium nivale Riddell. Early Wake-robin. 



Garrett County, Oakland (Joseph E. Harned). 



Trillium erectum L. 



Midland and Mountain Zones; in moist rocky places; frequent. 

 Washington County, Hancock (811). 



Trillium cernuum L. 



Midland and Mountain Zones; in moist forests; infrequent. 



Trillium undulatum Willd. 



Upper Midland District and Mountain Zone; moist forests. 

 Garrett County, Big Savage Mountain (833). 



SMILACEAE. 



Smilax herbacea L. Greenbrier. 



Throughout the state; in dry forests; infrequent. 



Smilax tamnifolia Michx. 



Anne Arundel County, Severn River (Robert K. Miller). 



Smilax glauca Walt. 



Throughout the state; in dry forests; common. 

 Wicomico County, near Salisbury (1269). 



Smilax rotundifolia L. Catbrier. 



Throughout the state; in dry and moist forests and swamps; common. 



Smilax laurifolia L. 



Coastal Zone; in upland swamps and river swamps; infrequent. 

 Wicomico County, near Salisbury (12S3). 



Smilax walteri Pursh. 



Anne Arundel County, Patapsco River (Charles C. Plitt). 



Smilax hispida Muhl. 

 Mountain Zone. 



AMARYLLIDACEAE. 



Hypoxis hirsuta (L.) Coville. Star-grass. 



Throughout the state; in dry forests and open situations; common. 

 Harford County, Fallston (1576). 



