| Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson R-136 | 15 Apr 1943 | United States of America | Virginia | Botetourt Co. Roadside near Fincastle | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson 1368 | 17 Apr 1952 | United States of America | Virginia | Botetourt Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson R-135 | 05 Mar 1943 | United States of America | Virginia | Botetourt Co. Catawba Creek near… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson | 07 Jul 1934 | United States of America | Virginia | Mt. Lake | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson 1368 | 17 Apr 1952 | United States of America | Virginia | Botetourt Co. Near Fincastle, county… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson R-671 | 17 Apr 1944 | United States of America | Virginia | Botetourt Co. Catawba Creek, 2… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson 2637 | 11 Mar 1955 | United States of America | Virginia | Botetourt Co. On steep NW… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. M. Patterson 2115 | 19 Apr 1954 | United States of America | Virginia | Page Co. Shenandoah National Park,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | F. L. Pickett | 31 Mar 1914 | United States of America | Indiana | Monroe Co. At top of… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | F. L. Pickett 141 | 31 Mar 1914 | United States of America | Indiana | Monroe Co. On top of… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | H. S. Conard | 15 May 1954 | United States of America | Iowa | Jones Co. Washington Tp., Sec.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. L. Redfearn, Jr. 36410 | 20 Jun 1990 | Canada | British Columbia | Vicinity of Mineal Lick along… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. L. Redfearn, Jr. 28654 | 09 Jun 1973 | United States of America | Missouri | Texas Co. Steep slope above… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. L. Redfearn, Jr. 6784 | 05 Nov 1960 | United States of America | Missouri | Shannon Co. On very high… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | P. L. Redfearn, Jr. 6784 | 05 Nov 1960 | United States of America | Missouri | Shannon Co. On very high… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | D. H. Norris 2148A | 01 Jul 1965 | Canada | British Columbia | Lower slopes of Four Mile… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | A. M. M. Reid | 24 Aug 1964 | United States of America | Colorado | Jefferson Co. O'Fallon Park, Denver… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | L. E. Anderson 9608 | 27 Aug 1950 | United States of America | North Carolina | Crest of Elk Ridge, Bluff… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | N. E. K. Hartz | Jun 1892 | Greenland | — | Ostgronland. Gåsefjord | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | W. H. Wiegmann 336 | 19 Jul 1919 | United States of America | New York | Greene Co. Top of Pratt… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | G. R. Brassard 6406 | 12 Aug 1971 | Canada | Newfoundland and Labrador | Twin Falls area: Scott Falls | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | G. R. Brassard 11645 | 01 Aug 1976 | Canada | Newfoundland and Labrador | Kaipokok Bay: West Turnavik Island,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | L. M. Pultz 2772 | 18 May 1945 | United States of America | Arizona | Cochise Co. Rucker Canyon | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | L. M. Pultz 2772 | 18 May 1945 | United States of America | Arizona | Cochise Co. Rucker Canyon | — |  |  |  |  | 
                       
                        
                            
                            
                                | Rhytidium rugosum (Ehrh. ex Hedw.) Kindb. | H. V. Pinkley 217 | 04 Aug 1962 | Canada | Ontario | On mountain at Mica Bay | — |  |  |  |  |