Plant
              
            
          
         
        
            
              
              
                Twig
                
                  - Opposite leaves
 
                  - Often flattened at the nodes
 
                  
              
            
           
          
          
            
            
              Bark
              
                - Young twigs smooth
 
                - Mature trunk thick, with rough diamond pattern
 
              
            
          
         
        
          
            
            
              Leaf
              
                - Opposite, pinnately compound
 
                - 6-15" long, depending on species
 
                 - 5-11 leaflets, depending on species
 
                  
                    - Often toothed
 
					  - 2-6" long, depending on species
 
                  
				  
            
          
         
        
            
              
              
                Leaf Bud
                
              
            
           
        
          
            
              
              
                Flower
                
                  - Tiny, non-showy
 
                  - Arranged in large clusters
 
                  - Green, maturing to purple
 
                  - Dioecious (male and female flowers on separate plants)
 
                
              
            
           
        
          
            
            
              Fruit
              
                - 1-2" long, ¼" wide
 
                - Green
 
                - Samara (winged seed)