Plant
              
                - Small to large shrubs 
 
                - More than 900 rhododendron species
 
                - Broad-leaved evergreen or deciduous
 
				  - Azaleas belong to the genus Rhododendron
 
				  - Not all Rhododendron species are azaleas
 
              
            
          
         
        
        
            
              
              
                Twig
                
                  - Alternate leaf arrangement 
 
                  
            
            
           
        
          
            
            
              Leaf
              
                - Alternate, simple
 
                - Rhododendron
 
                
                    - Thick, leathery, usually evergreen
 
                  
                  - Azalea
 
                
              
            
          
         
        
            
              
              
                Flower
                
                  - Rhododendrons have 10 stamens
 
                  - Azalea species have 5 stamens
 
                  - White, yellow, orange, pink, red, purple
 
                
              
            
           
          
          
            
            
              Flower Bud
              
                - Large, with overlapping scales