160 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 

 froft had killed all the leaves of the Euro- 

 pean kind. Dr. Franklin told me after-^ 

 wards, that there had been fome Englifi 

 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 : 



Juglans nigra, or the Black Walnut* 

 tree, 



Fraxinus excelfior, or the A[h. 



Acer Negundo, called the White-ajh here, 



Nyjfa aquatica, the Tupelo -tree, 



Diofpyros Virginiana, or the Perfimon. 



Vitis Labrufca, or the Fox-grapes j and 



Rhus glabra, or the Sumach. 



The trees whofe leaves were coming out, 

 were the following : 



Morus rubra, the Mulberry-tree. 



Fagus Cajlanea, the Chefnut-tree. 



Platanus occidentalis, or the Water-beach, 



Laurus Sajfafras, the SaJJafras-tree. 



Juglans alba, the Hiccory. Some trees 

 of this kind had already large leaves, but 

 others had none at all 3 the fame difference, 



I believe, 



