| Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | D. H. Vitt 20386 | 02 Aug 1977 | Canada | Northwest Territories | Mackenzie. Ram Range | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | E. B. Delabarre 68 | 1900 | Canada | — | Labrador | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | J. W. Marr M395 | 14 Aug 1939 | Canada | Quebec | Limestone Island | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | G. H. Turner 9774 | 15 May 1958 | Canada | Alberta | 1.5 miles W of Fort… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | D. Levi | 25 Jun 1978 | Canada | Yukon | Beaver Creek | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | D. Lausi | 21 Jun 1978 | Canada | Yukon | Koidern | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | J. Kucyniak T608 | 19 Jul 1947 | Canada | Quebec | E-coast of James Bay: Goose… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | T. M. C. Taylor 142 | 11 Jun 1956 | Canada | British Columbia | Summit Lake, Alcan Hwy | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | F. M. Boas 67090 | 26 Aug 1967 | Canada | British Columbia | Mile 400, Alaska Highway | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | F. M. Boas 67090 | 26 Aug 1967 | Canada | British Columbia | Mile 400, Alaska Highway | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | J. A. Allen | 02 Sep 1881 | Canada | Quebec | Gaspé Co.: Summit of Mt.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | G. H. Turner 9749 | 05 May 1958 | Canada | Alberta | 1.25 mile W of Fort… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 5579 | 18 Jul 1975 | Canada | Northwest Territories | Mackenzie. Nahanni National Park: Rabbitkettle… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 4537 | 13 Aug 1974 | Canada | Northwest Territories | Mackenzie. Kraus Hot Springs, South… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 5519 | 14 Jul 1975 | Canada | Northwest Territories | Mackenzie. Nahanni National Park: Rabbitkettle… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | M. E. Oldenburg 50 983 | 25 Aug 1950 | Canada | Northwest Territories | Mackenzie. Brown, Snow Lake, Station… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | M. E. Oldenburg 501469 | Mid-September, 1950 | Canada | Nunavut | Bloody Falls, Coppermine River | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | F. B. Graves Jr. 8 | 10 Jul 1965-27 Aug 1965 | Canada | Northwest Territories | South Nahanni River, between Hot… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 5288 | 29 Jun 1975 | Canada | Northwest Territories | Mackenzie. Nahanni National Park: Rabbitkettle… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 5852 | 07 Aug 1975 | Canada | Northwest Territories | Mackenzie. Rabbitkettle Hot Springs | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. H. Marsh 5894 | 18 Jul 1975 | Canada | Northwest Territories | Mackenzie. Rabbitkettle Lake region | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | M. E. Oldenburg 501139 | 20 Aug 1950 | Canada | Northwest Territories | Mackenzie. Snow Lake | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | M. E. Oldenburg 42998 | 17 Aug 1942 | Canada | Nunavut | Coppermine | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | H. V. Radford 169 | 02 Aug 1911 | Canada | Northwest Territories | Artillery Lake (Midway) | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | E. B. Delabarre 36 | 1900 | Canada | Newfoundland and Labrador | Nachvak | — |  |  |  |  |