45S THE PLANT LIFE OF MARYLAND 



Viola sagittata Ait. Arrow-leaved Violet. 



Throughout the state; in moist forests and flood plains; frequent. 

 Allegany County, Cumberland (George M. Perdew). 



Viola ovata Xutt. Ovate-leaved Violet. 



Midland Zone; in dry forests; frequent. 



Viola pedata L. Bird's-foot Violet. 



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



Viola rotundifolia Michx. Round-leaved Violet. 



Mountain Zone; in moist forests; infrequent. 

 Garrett County, Kelso Gap (2039). 



Viola blanda Willd. Sweet White Violet. 



Throughout the state; in moist forests and flood plains; common. 



Viola primulaefolia L. Primrose-leaved Violet. 



Throughout the state; in moist forests and flood plains; common. 

 Wicomico County, near Vienna (1340). 



Viola lanceolata L. Lance-leaved Violet. 



Throughout the state; in moist forests; frequent. 

 Talbot County, Easton (1373). 



Viola scabriuscula (T. & G.) Schwein. Smoothish Yellow Violet. 



Midland Zone; in moist forests; frequent. 

 Washington County, Hancock (823). 



Viola canadenis L. Canada Violet. 



Mountain Zone; in moist forests; common. 

 Garrett County, Kelso Gap (531). 



Viola striata Ait. Pale Violet. 



Midland Zone; in flood plains; rare. 

 Montgomery County, Great Falls 1 463) . 



Viola labradorica Schrank. American Dog Violet. 



Midland and Mountain Zones; in forests; common. 

 Baltimore County, Parkton (1363). 



Viola tricolor L. Heart's Ease. 



Midland and Mountain Zones; in forests; infrequent. Introduced. 



Cubelium concolor (Forst.) Raf. Green Violet. 



Midland Zone; in moist forests; infrequent. 

 Washington County, Hancock (722). 



PASSIFLORACEAE. 



Passiflora lutea L. Yellow Passion-flower. 



Midland and Mountain Zones; in moist forests; rare. 

 Allegany County, Cumberland (Howard Shriver) ; Calvert County. Chesa- 

 peake Beach (Joseph H. Painter). 



