bryology
noun
                                                                                                                            
                                                            bry·ol·o·gy
                    
                                                                                                              
                                                                                                                                  brī-ˈä-lə-jē  
                                                      
                                                          
            1
                    
                                          
              
          
                                                      : moss life or biology                                      
                
                    
2
                    
                                          
              
          
                                                      : a branch of botany that deals with the bryophytes                                      
                
                    
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  Merriam-Webster unabridged




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