| 
                                    Polytrichum strictum Menzies ex Brid.
                                 | 
                                T. Drummond 415b | 
                                1825 | 
                                Canada | 
                                British Columbia | 
                                 | 
                                — | 
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                                | 
                                    Pterigynandrum filiforme Hedw.
                                 | 
                                T. Drummond 198 | 
                                1826 | 
                                Canada | 
                                — | 
                                 | 
                                — | 
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                                | 
                                    Trichodon cylindricus (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                Summer of 1826 | 
                                Canada | 
                                — | 
                                Between Jasper Lake & Lac… | 
                                — | 
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                                | 
                                    Pseudoleskeella tectorum (Funck ex Brid.) Kindb. ex Broth.
                                 | 
                                T. Drummond  | 
                                1826 | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
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                                | 
                                    Scleropodium obtusifolium (Mitt.) Kindb.
                                 | 
                                T. Drummond 162 | 
                                1826 | 
                                Canada | 
                                — | 
                                 | 
                                — | 
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                                | 
                                    Didymodon rigidulus var. gracilis (Schleich. ex Hook. & Grev.) R.H.Zander
                                 | 
                                T. Drummond 50 | 
                                1826 | 
                                Canada | 
                                — | 
                                 | 
                                — | 
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                                | 
                                    Splachnum heterophyllum Drumm.
                                 | 
                                T. Drummond  | 
                                1826 | 
                                Canada | 
                                — | 
                                Grande Saline, ca. 20 mi… | 
                                type | 
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                                | 
                                    Splachnum heterophyllum Drumm.
                                 | 
                                T. Drummond  | 
                                1826 | 
                                Canada | 
                                — | 
                                Grande Saline, ca. 20 mi… | 
                                type | 
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                                | 
                                    Canadanthus modestus (Lindl.) G.L.Nesom
                                 | 
                                T. Drummond s.n. | 
                                1827 | 
                                United States of America | 
                                Colorado | 
                                ]Mts. near the Smoking River… | 
                                — | 
                                 | 
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                                | 
                                    Funaria calcarea Wahlenb.
                                 | 
                                T. Drummond  | 
                                12 Dec 1828 | 
                                United States of America | 
                                — | 
                                Rocky Mts. See location note | 
                                — | 
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                                | 
                                    Fissidens osmundoides Hedw.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                — | 
                                Near the Rocky Mountains | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Fissidens osmundoides Hedw.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                — | 
                                Near the Rocky Mountains | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                — | 
                                West side of the Rocky… | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                — | 
                                West side of the Rocky… | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Ontario | 
                                Upper Canada | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Ontario | 
                                Upper Canada | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                British Columbia | 
                                Near the Columbia River | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella heteromalla (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                British Columbia | 
                                Near the Columbia River | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranella crispa (Hedw.) Schimp.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Alberta | 
                                Banks of Baptiste River, and… | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Oncophorus virens (Hedw.) Brid.
                                 | 
                                T. Drummond 106 | 
                                1828 | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Polytrichastrum alpinum (Hedw.) G.L.Sm.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                — | 
                                Lake Superior and in various… | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Anisothecium varium (Hedw.) Mitt.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Manitoba | 
                                Banks of rivers; in the… | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Anisothecium varium (Hedw.) Mitt.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Manitoba | 
                                Banks of rivers; in the… | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Splachnum intermedium Drumm.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Manitoba | 
                                York Factory. | 
                                probable type | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Splachnum intermedium Drumm.
                                 | 
                                T. Drummond  | 
                                1828 | 
                                Canada | 
                                Manitoba | 
                                York Factory. | 
                                probable type | 
                                 | 
                                 | 
                                
                                                                      
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                                 |