320 RANUNCULACEAE 



4. Helleborus [Tourn.] L. 

 1. H. viridis L. In waste places: N. Y., N. J., Perm., N. Car. 

 and W. Va. Adventive from Europe. 



Rare and local as an occasional adventive in N. Y., N. J. and Pa. 



5. Eranthis Salisb. (Cammarum Hill.). 

 1. E. hymenalis (L.) Salisb. Known in N. Am. only at Bar- 

 tram's Garden, Philadelphia and at Media, Pa. Naturalized 

 from Europe. 



6. Coptis Salisb. 



1. C. trifolia (L.) Salisb. In damp mossy woods and bogs: 

 Newf. to Md., E. Tenn., Minn., Br. Col. and Alaska. 

 Conn. Rare and local along the coast, increasing northward and 



especially northwestward. 

 N. Y. Unknown on L. I., two records, not recently verified, from 



S. I., rare and local in the Hudson Valley below the Highlands, 



thence increasing and common northward into the Catskills. 

 N. J. Sussex, Warren, Morris, Passaic, Bergen, Hudson and 



Mercer counties, increasing northward. 

 Pa. Pike, Monroe, Luzerne, Northampton, Lehigh, Berks and 



Schuylkill counties, increasing northward. 



Tertiary, o: Cretaceous, 0: Older Formations increasing and 

 common northward. South of the moraine only in Pa. 117-187 

 days. Sea level-4,020 ft. 



7. Actaea L. 



Pedicels slender; berries red. I. A. rubra 



Pedicels stout; berries white. 2. A. alba. 



i. A. rubra (Ait.) Willd. In woods: N. S. to N. J. and Pa., west 

 to S. Dak. and Neb. 



Conn. Rare near the coast, increasing northwestward. 

 N. Y. Very rare and local on the north side of L. I.; near Silver 

 Lake, S. I., thence increasing but not common northward, be- 

 coming frequent above the Highlands. 

 N. J. Rare and local in Monmouth, Mercer, Essex and Passaic 



counties, increasing northward. 

 Pa. Reported but not definitely known from Delaware and Chester 

 counties, rare in Northampton Co.; otherwise unknown. 

 Tertiary, 0: Cretaceous, perhaps in Monmouth Co., N. J.: Older 

 Formations increasing but never very common northward. Pre- 

 dominating north of the moraine. 1 17-189 days. Sea level- 

 3,860 ft. 



