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1. Betula-Al N u s glauca. Silver^leaved 



Alder. 



This grows naturally in low marfhy ground, and 

 frequently rifes to the height of ten or twelve feet. 



2. Betula-Alnus maritima. Sea-ftde Alder. 



This grows to the height of the former. T^hc 

 leaves are long and narrow. The katkins are gene- 

 rally in bloom in Auguft, at which time the female 

 cone or feed-veffcl fets, but don*t grovi^ to perfediori 

 till the next fummer. ' 



3. Betula-Alnus rubra. Common Alder. 



This grows very common in mod parts of Penn- 

 fylvania. The leaves are broader than the other 

 kinds, and rough or wrinkled. This flowers in the 

 fpring, and perfects its feeds in the fall. 



B I G N O N I A. 



The TRUMPET FLOWER. 



Clafs 14, Order i. Didynamia Angiofpermia. 



'T'HE Empalement is of one leaf, ere6t, cup-form, and five- 

 cleft. 



The Corolla is monopetalous, and bell-fliaped. The tube very 

 fmall and the length of the calyx. The chaps very long, 

 bellied underneath, and of an oblong bell-lliape. The bor- 

 der is five parted ; the two fuperior divifions reflexed ; the 

 inferior fpreading. 



The Filaments are four, awl-fhaped and lliorter than the corol- 

 la, of which two are longer than the reft. The Anthem are 

 reflexed, oblong, and as if doubled. 



The Germen is oblong. The Stjk thread-form, of the fituation 

 $ind lliape of the ftamina. The Stigma is beaded. 



The 



