i6o 



May 1749. 



already great leaves, whereas the black 

 walnut-trees, which grow fpontaneoufly iri 

 every part of this country, had not yet 

 any leaves, or flowers. The laft night's 

 frofl had killed all the leaves of the Euro± 

 pean kind. Dr. Franklin told me after- 

 wards, that there had been fome EngliJJj 

 walnut-trees in Philadelphia, which came 

 on very well ; but that they were killed by 

 the froft. 



I looked about me for the trees which 

 had not yet got frefh leaves, and I found 

 the following ones : 



jfuglans nigra, or the Black Walnut' 

 tree, 



Fraxinus cxceljior, or the AJJ?. 



Acer Negundo, called the White-afi here,? 



Nyjfa aquatic a, the Tupelo -tree* 



Diofpyros Virgifiidna, or the Ferfimon. 



Vitis Labrufca, or the Fox-grapes ; and 



Rhus glabra, or the Sumach. 



The trees whofe leaves were coming outV 

 were the following : 



Moms rubra, the Mulberry- tree. 



Fagus Cafianea, the Cbefjiut-tree. 



Flatanus occidentalis, or the Water-beach, 



Laurus Saffafras, the Sajfafras-tree. 



Juglans alba, the Hiccory. Some trees 

 of this kind had already large leaves, but 

 others had none at all , the fame difference, 



I believe, 



