21 



2. Euonymus, Tourn. 



?atropurpureus, Jacq. (Burning bush.) 



Near Wistar's Bridge, and probably within our lim- 

 its, on the Brandywine. 

 Americanus, L. (Strawberry Tree.) 



Banks of streams ; Brandywine. Frequent. June. 

 Americanus, var. obovatus, T. & G. 



Moist ground; Elliott's Run. Frequent. June. 



Order 29.— SAPINDACE.E. 36. 



Sub-Order 1.— STAPHYLEACE^E. 



1. Staphylea, L. 



trifolia, L. (Bladder-nut.) 



Rocky hills, third dam. Frequent. May. 



Sub-Order 2.— ACERINEJE. 



2. Acer, Tourn. 



saccharinum, 1 Wang. (Sugar Maple.) 

 Rich woods; Rockland. Rare. April. 



dascycarpum, Ehrhart. (Silver Maple.) 



Banks of Brandywine, Love Rock, &c. Rare. 

 March. 



rubrum, L. (Maple, Red Maple.) 

 Low woods. Common. March. 



3. Negundo, Moench. 



aceroides, Moench. (Ash-leaved Maple.) 



Low grounds along Brandywine. Frequent. April. 



Order 30.— POLYGALACE^E. 37. 



1. Polygala, Tourn. 



sanguinea, L. (Not of T. & G. P. purpurea, Nutt.) 



Borders of swamps. Common. July, 

 incarnata, L. 



Dry soil near Newark; R. Kilvington. Rare. July. 



1 Large quantities of Sugar are made from this tree in the Northern 

 and Western States. The wood is much used by cabinet-makers. 



