1917] 



GAXO— ECOLOGY OF FLORIDA 



349 



f 



I 



mon in some places, making groves of trees or a low, shrubby 

 growth, spreading by stolons and rapidly covering a considerable 

 area. Diospyros virginiana L. is also a tree of these sands, but 

 more frequent as second growth with the short-leaved pines, live 

 oaks, post oaks, Spanish oaks, and sweet gums, as on cleared land 

 which has been cultivated for a time and allowed to revert to forest. 

 In this reforesting the early stages thus resemble those on the 

 hills, but to these clearings the long-leaved pines with the scrub 



Fig. 2. — Long-leaved pine forest on Norfolk sand 



may 



and may ming! _ 

 cannot Ions: com 



return. It is on such more fertile spots or where 

 improvement of the soil that the xerophvtic scrub 

 Q. margaretta Ashe, appear to grow to better size 



with the xeromesophytic oaks, but 



The 



sometime 



difference in topography, soil, or drain 



From the 



that these oaks may ap 

 they appear in the more 



mits of the ridges of the sandv soil, it mav be that they succeed 



