576 CAPRIFOLIACEAE 



Peduncle equalling or longer than the cyme; 



leaves nearly entire. 9. V. nudum. 



Cymes sessile or nearly so. 



Leaves prominently acuminate. 10. V. Lcntago. 



Leaves obtuse or merely acute. 1 1. V. prunifolium. 



i. V. alnifolium Marsh. In low woods: N. B. to N. Car., 

 western N. Y. and Mich. 



Conn. Very rare near the coast, increasing northwestward. 

 N. Y. From Westchester Co., and the Highlands of the Hudson 



northward. 

 N. J. Bearfort Mt., Passaic Co. 

 Pa. Known only from Monroe and Luzerne counties. 



Tertiary, o: Cretaceous, o: Older Formations, rare, increasing 

 northward. Not south of the moraine. n8-i59days. Sea level- 

 4,050 ft. 



2. V. Opulus L. In low grounds: N. B. to B. Col., N. J., Mich., 



S. Dak. and Oregon. Also in Europe and Asia. 



Conn. Occasional. 



N. Y. Dutchess Co. 



N. J. Warren and Sussex counties. 



Pa. Monroe and Berks counties. 



3. V. acerifolium L. In dry woods: N. B. to N. Car., Out., 



Mich, and Minn. 



Common throughout the range, except in the pine-barrens and 

 at Cape May, there wanting. Always increasing northward. 



4. V. pubescens (Ait.) Pursh. In rocky woods: Que. and Ont. 



to Man., Ga., 111., Iowa and Mich. 



Conn. Rare along the coast and scattered northwestward into 



Litchfield Co. 

 N. Y. Port Washington Point, Manhattan; Rockland, Dutchess 



and Columbia counties, northward, nowhere common. 

 N. J. Rare in Mercer and Hunterdon counties, increasing but 



not common northward. 

 Pa. Northampton, Bucks and Chester counties, rare. 



Distribution not as yet clearly understood. 



5. V. dentatum L. In moist soil: N. B. to Ont., Ga., western 



N. Y., Michigan and Minn. 



Common throughout the range except in the pine-barrens, there 

 sometimes intrusive up the larger streams. 



