58 REPORT OF NEW JERSEiY STATE MUSEUM. 



the Slate it is not so, the cretaecous lying in some places fifteen 

 or twenty miles west of the Pines. In the same way the very 

 distinct coast strip with its West Jersey flora is geologically the 

 same formation as the Pine Barrens. 



In West Jersey, moreover, we find considerable differences in 

 the flora of different parts of the same formation. In the 

 cretaceous, for instance, w^e have in the rich marl beds one style 



Fig. 2. — Range of Lobelia cardinalis covering Middle and Coast Districts, 

 but absent from the Pine Barrens. 



of vegetation, while on sand deposits of the same age are plants 

 of quite a different sort. 



A number of species are restricted to one or other of the above- 

 defined districts, some are common to two or three of them, and 

 still others are found throughout our region or throughout the 

 State. 



