592 COMPOSITAE 



4. E. album L. In sandy soil: L. I. to Fla., west to La. 



N. Y. Occasional on L. I. and S. I., unrecorded from the rest 



of the area. 

 N. J. Mercer, Middlesex and Monmouth counties, increasing 



southward, especially in the pine-barrens. 

 Pa. Chester Co. 



Tertiary, common: Cretaceous, common: Older Formations, rare 

 and local. 189-220 days. About sea level. 



A form with 3-nerved leaves, E. album subvenosum A. Gray, seems to be localized in 

 N. Am. near Riverhead, L. I. and in the N. J. pine-barrens. 



5. E. hyssopifolium L. In dry fields: Mass. to Fla. and Tex. 



Conn. Not uncommon along the coast, decreasing and perhaps 

 wanting inland. 



N. Y. Common on L. I.; S. I., unknown elsewhere. 



N. J. The coastal plain, there common particularly in the pine- 

 barrens. 



Tertiary, common: Cretaceous, common: Older Formations, rare 

 and local. 166-720 days. About sea level. 



6. E. altissimum L. In dry open places: Pa. to N. Car., Ala., 



S. Dak., Neb. and Tex. 



Pa. Known only from Lehigh Co. in our range. 



7. E. sessilifolium L. In dry woods: Yt. to Pa., 111. and Ala. 



Conn. Not infrequent along the coast, decreasing northward. 



N. Y. On L. I. and S. I. and up the Hudson Valley to northern 

 Westchester Co., thence not definitely known northward. 



N.J. A single station in Camden Co. (not recently collected from), 

 thence unknown to Essex, Hudson and Hunterdon counties, 

 thence increasing northward. A broad-leaved form, Brittonia- 

 num Porter, has been collected at Budd's Lake. 



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

 Chester counties. 



Tertiary, 0: Cretaceous, a single somewhat aberrant station: 

 Older Formations, not very common. 138-220 days. Sea level- 

 1,000 ft. 



8. E. verbenaefolium Michx. In moist soil: Mass. to Pa., south 



to Fla. and La. 



