| Microsphaera alni DC. | Collector unspecified 6287 | Oct. 13. '82 | United States of America | Illinois | Jersey Co. Grafton | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | J. E. Bartholomew s.n. | 09 Oct 1909 | United States of America | Illinois | Cook Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | H. R. Foster F.P.T.5016 | 29 Sep 1959 | United States of America | Illinois | Lot 3, Con. I, N.… | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | — | 27 Sep 1923 | United States of America | Illinois | Champaign Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | F. S. Earle s.n. | Sep. 14. '83 | United States of America | Illinois | Union Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | Collector unspecified s.n. | Sept. 22. '84 | United States of America | Illinois | Union Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | L. M. Underwood s.n. | 08 Oct 1893 | United States of America | Indiana | Marshall Co. Lake Maxinkuckee | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | — | 26 Oct 1948 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | A. S. Hitchcock s.n. | s.d. | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | G. W. Carver 3466 | Oct 1893 | United States of America | Iowa | Story Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | G. W. Carver s.n. | Oct 1893 | United States of America | Iowa | Story Co. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. L. Kramer 2554 | 24 Sep 1958 | United States of America | Kansas | Riley Co. 4 mi. W… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. L. Kramer 2565 | 20 Sep 1958 | United States of America | Kansas | Leavenworth Co. 2 mi W… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | E. Bartholomew 1224 | 18 Oct 1893 | United States of America | Kansas | Clay Centre | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | A. S. Hitchcock | — | United States of America | Kansas | Riley Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | A. S. Hitchcock | 29 Jul 1892 | United States of America | Kansas | McPherson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | A. S. Hitchcock | 21 Oct 1892 | United States of America | Kansas | Pottawatomie Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | W. A. Kellerman | 25 Oct 1889 | United States of America | Kansas | Wichita | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | 30 Sep 1951 | United States of America | Kansas | Riley Co. KSC campus | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | — | United States of America | Kansas | Riley Co. KSC campus | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | 22 Oct 1951 | United States of America | Kansas | Pottawatomie Co. 5 mi. East… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | 16 Oct 1950 | United States of America | Kansas | Riley Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | 15 Oct 1951 | United States of America | Kansas | Riley Co. Hackberry Ravine, South… | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. ex Wint. | C. T. Rogerson | 17 Sep 1950 | United States of America | Kansas | Riley Co. North of Manhattan | — |  |  |  |  | 
                       
                        
                            
                            
                                | Microsphaera alni DC. | E. Bartholomew 1834 | 10 Oct 1903 | United States of America | Kansas | Ottawa Co. | — |  |  |   |  |