| Plasmopara halstedii (Farl.) Berl. | A. B. Seymour s.n. | 29 Jun 1892 | United States of America | Michigan | Washtenaw Co. Ann Arbor | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. B. Seymour s.n. | 23 Aug 1884 | United States of America | North Dakota | Cass Co. Fargo | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. B. Seymour s.n. | 02 Sep 1885 | United States of America | Wisconsin | Dane Co. Madison | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. J. Grout s.n. | 27 Aug 1893 | United States of America | Vermont | Lamoille Co. Johnson | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | s.d. | United States of America | Iowa | Story Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | May 1887 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | 18 May 1889 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | May 1887 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | May 17 | United States of America | Iowa | Story Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock s.n. | s.d. | United States of America | Iowa | Story Co. Ames | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | Aug 1 | — | — |  | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | 30 Aug 1887 | United States of America | Iowa | Story Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | 18 May 1892 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | 30 Aug 1887 | United States of America | Iowa | Story Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | 25 Jun 1892 | United States of America | Kansas | Decatur Co. Jennings | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | A. S. Hitchcock | 15 Jun 1889 | United States of America | Iowa | Johnson Co. | — |  |  |  |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | B. D. Halsted s.n. | 17 Aug 1892 | United States of America | New Jersey | Monmouth Co. Asbury Park. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | B. D. Halsted s.n. | 17 Aug 1892 | United States of America | New Jersey | Monmouth Co. Asbury Park. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | B. D. Halsted s.n. | 22 Jul 1892 | United States of America | New York | Cold Springs, L. I. | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | B. T. Galloway s.n. | Jun 1886 | United States of America | Montana | Columbia | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | B. T. Galloway s.n. | s.d. | — | — |  | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | C. A. Hart s.n. | 12 Jul 1883 | United States of America | Illinois | Adams Co. Quincy | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | C. A. Hart s.n. | 12 Jul 1883 | United States of America | Illinois | Adams Co. Quincy | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | C. A. Hart s.n. | 12 Jul 1883 | United States of America | Illinois | Adams Co. Quincy | — |  |  |   |  | 
                       
                        
                            
                            
                                | Plasmopara halstedii (Farl.) Berl. | C. A. Hart s.n. | 12 Jul 1883 | United States of America | Illinois | Adams Co. Quincy | — |  |  |   |  |