450 VIOLACEAE 



6. L. Leggettii Britton and Hollick. In open places: Mass. to 



Ind. and N. Car. 



Throughout the range, more common near the coast and in the 

 pine-barrens than elsewhere; rare or wanting at higher elevations. 



7. L. intermedia Leggett. In open places: Conn., N. J. and Pa. 



to N. B. and northern N. Y. and Ont. 



Conn. Litchfield Co. 



N. Y. Unknown on L. I. or S. I., rare and local from Bronx and 



Westchester counties northward. 

 N. J. A single station near South Amboy, Middlesex Co., thence 



unknown except in Morris, Passaic, Sussex and Warren counties, 



increasing and common northwestward. 

 Pa. Monroe, Northampton, Lehigh, Carbon, and Philadelphia 



counties. 



VIOLACEAE* 



Sepals not auricled; petals equal in length; stamens united into a sheath. I. Cubelium. 

 Sepals auricled; lower petal spurred; stamens distinct, the 2 lower 



spurred. 2. Viola. 



i. Cubelium Raf. 

 1. C. concolor (Forst.) Raf. In moist woods: Ont. to Mich., 

 N. Car. and Kan. 

 N. J. Local in Hunterdon Co. 



Pa. Northampton. Lehigh, Bucks, Berks, Philadelphia, Delaware 

 and Chester counties. 



2. Viola L.| 



I. Plant stemless, arising directly from a rootstock or from 

 runners. 

 Style ending in a small hook pointing downward, flowers 



very fragrant; producing leafy runners. I. V. odorata. 



Style not ending in a downward pointing hook. 

 Style beakless. 



Leaves pedatifid; flowers violet or purple. 2. V. pedala. 



Leaves repand crenulate, not divided; flowers 



yellow. 3. V. rotundifolia. 



Style dilated upward in a vertical plane, capitate, with 

 a conical beak on the lower side. 

 Rootstock fleshy and thickened, without under- 



* Ecological data are omitted in many species of this family as, owing to the scarcity 

 of material, the recent instability of the specific status of many of them and the numerous 

 hybrids, such data must, as yet, be of doubtful value. 



f My thanks are due Dr. Ezra Brainerd for much help and criticism in the preparation 

 of the treatment of this genus. 



