| Orthotrichum hallii Sull. & Lesq. | S. Flowers 3443 | 20 Jun 1952 | United States of America | Utah | Grand Co. La Sal Mts.,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 2698 | 23 Jun 1948 | United States of America | Utah | Grand Co. La Sal Mts.,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 3865 | 17 May 1956 | United States of America | Utah | Sevier Co. Siguro Canyon, ca.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 2318 | 10 Aug 1939 | United States of America | Utah | Daggett Co. Carter Creek | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 2277 | 10 Aug 1939 | United States of America | Utah | Daggett Co. Carter Creek | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 2271 | 10 Aug 1939 | United States of America | Utah | Daggett Co. Carter Creek | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 5504 | 16 May 1958 | United States of America | Utah | Millard Co. Canyon Mts., Oak… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 5779 | 11 Jun 1959 | United States of America | Utah | Daggett Co. Uintah Mts., Green… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 3637 | 11 Aug 1954 | United States of America | Utah | San Juan Co. Elk Ridge,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | J. M. Holzinger | 04 Jun 1896 | United States of America | Colorado | El Paso Co. Along the… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | J. Röll s.n. | s.d. | United States of America | — | Rocky Mountains | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | H. S. Jewett s.n. | 28 Jul 1910 | United States of America | Colorado | North Cheyenne Canyon, on road… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | J. M. Holzinger | 04 Jun 1896 | United States of America | Colorado | El Paso Co. Along the… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | C. G. Pringle 19 | 30 Mar 1881 | United States of America | Colorado | Trinidad. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | C. F. Baker | 1896 | United States of America | Colorado | Log Canon and Lewstone Canon… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | H. S. Jewett s.n. | 28 Jul 1910 | United States of America | Colorado | North Cheyenne Canyon, on road… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 5505 | 16 May 1958 | United States of America | Utah | Millard Co. Canyon Mts., Oak… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | H. S. Jewett s.n. | 28 Jul 1910 | United States of America | Colorado | North Cheyenne Canyon, on road… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | H. S. Jewett s.n. | 28 Jul 1910 | United States of America | Colorado | North Cheyenne Canyon, on road… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 3639 | 11 Aug 1954 | United States of America | Utah | San Juan Co. Elk Ridge,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 8288 | 17 Sep 1954 | United States of America | Utah | Garfield Co. Henry Mts., Sawmill… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 8600 | 28 Jul 1959 | United States of America | Utah | Daggett Co. Uintah Mts., Green… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 2274 | 10 Aug 1939 | United States of America | Utah | Daggett Co. Carter Creek | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 8282 | 17 Sep 1954 | United States of America | Utah | Garfield Co. Henry Mts., Sawmill… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Orthotrichum hallii Sull. & Lesq. | S. Flowers 8600 | 28 Jul 1959 | United States of America | Utah | Daggett Co. Green River, Red… | — |  |  |  |  |