| Russula mariae Peck | F. S. Earle 176 | 06 Jul 1902 | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 330 | 10 Jul 1902 | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 186 | — | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 714 | 27 Jul 1902 | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 781 | 30 Jul 1902 | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 23 | 25 Sep 1901 | United States of America | New York | Bronx Co. N. Y. Bot.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | F. S. Earle 306 | 06 Jul 1902 | United States of America | New York | Van Cortlandt Park | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | C. Carollo 053 | 05 Jul 2013 | United States of America | New York | Westchester Co. Zofnass Family Reserve.… | — |  |  |   |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | C. Carollo 076 | 07 Jul 2013 | United States of America | New York | Westchester Co. Zofnass Family Preserve.… | — |  |  |   |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | C. Carollo 051 | 05 Jul 2013 | United States of America | New York | Westchester Co. Zofnass Family Reserve.… | — |  |  |   |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | G. S. Burlingham 202-1920 | 1920 | Canada | Ontario | Indian Point Vicinity Magnetewan | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | V. S. E. Delafield 36 | Aug 1921 | United States of America | Pennsylvania | Monroe Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | G. H. Sumstine | 19 Jun 1942 | United States of America | Pennsylvania | Butler Co. Near Saxonburg | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | D. R. Sumstine | 13 Jul 1942 | United States of America | Pennsylvania | Clarion Co. Near Clarion | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | D. R. Sumstine s.n. | 13 Jul 1942 | United States of America | Pennsylvania | Warren Co. Near Tidioute | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | M. B. Knauz | 02 Jul 1942 | United States of America | Pennsylvania | Clarion Co. 2 mi. NW.… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | M. B. Knauz | 06 Aug 1942 | United States of America | Pennsylvania | Venango Co. Near Emlenton | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | M. B. Knauz | 03 Jul 1942 | United States of America | Pennsylvania | Venango Co. Mineral Springs Park,… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | D. E. Long | 04 Jul 1949 | United States of America | Pennsylvania | Huntingdon Co. Coles Summit, 2.5… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | D. R. Sumstine | 27 Jun 1939 | United States of America | Pennsylvania | Indiana Co. Near Armagh | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | L. K. Henry | 23 Sep 1947 | United States of America | Pennsylvania | Clearfield Co. 1 mi S… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | L. K. Henry 4416 | 18 Sep 1940 | United States of America | Pennsylvania | Butler Co. Along Tributary of… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | L. K. Henry 757 | 11 Aug 1936 | United States of America | Pennsylvania | Butler Co. Along Tributary of… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | L. K. Henry 895 | 26 Sep 1936 | United States of America | Pennsylvania | Butler Co. Along Little Buffalo… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Russula mariae Peck | L. K. Henry | 12 Sep 1954 | United States of America | Pennsylvania | Lawrence Co. | — |  |  |  |  |