| 
                                    Gymnosporangium
                                 | 
                                G. D. Darker 81 | 
                                Jul 1899 | 
                                United States of America | 
                                Colorado | 
                                Archuleta Co. | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lophodermium nitens Darker
                                 | 
                                G. D. Darker 2017 | 
                                04 Jul 1922 | 
                                Canada | 
                                Ontario | 
                                York Reg. Mun. Bond Lake | 
                                — | 
                                 | 
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                                | 
                                    Puccinia tumidipes Peck
                                 | 
                                G. D. Darker 1029 | 
                                16 Aug 1922 | 
                                Canada | 
                                Ontario | 
                                Kempton Place, Streetsville | 
                                — | 
                                 | 
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                                | 
                                    Puccinia helianthi Schwein.
                                 | 
                                G. D. Darker 1042 | 
                                23 Aug 1922 | 
                                Canada | 
                                Ontario | 
                                Peel Reg. Mun. Streetsville | 
                                — | 
                                 | 
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                                | 
                                    Puccinia malvacearum Bertero ex Mont.
                                 | 
                                G. D. Darker 1046 | 
                                24 Aug 1922 | 
                                Canada | 
                                Ontario | 
                                Peel Reg. Mun. Streetville | 
                                — | 
                                 | 
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                                | 
                                    Puccinia menthae Pers. var. menthae
                                 | 
                                G. D. Darker 1048 | 
                                26 Aug 1922 | 
                                Canada | 
                                Ontario | 
                                Peel Reg. Mun. Eldorado Parks | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Lophodermium tumidum (Fr.) Lambotte & Rehm
                                 | 
                                G. D. Darker 1180 | 
                                16 Aug 1923 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
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                                | 
                                    Claviceps purpurea (Fr.) Tul.
                                 | 
                                G. D. Darker 1219 | 
                                05 Sep 1923 | 
                                Canada | 
                                Ontario | 
                                Bear Island, Lake Timagami, Nipissing… | 
                                — | 
                                 | 
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Hypoderma desmazierii Duby
                                 | 
                                G. D. Darker 1226 | 
                                06 Sep 1923 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Stegopezizella balsameae (Davis) Syd.
                                 | 
                                G. D. Darker 1241 | 
                                11 Sep 1923 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lophodermium nitens Darker
                                 | 
                                G. D. Darker 1270 | 
                                27 May 1924 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lophodermium lacerum Darker
                                 | 
                                G. D. Darker 1398 | 
                                18 Sep 1924 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Nyssopsora clavellosa (Berk.) Arthur
                                 | 
                                G. D. Darker 1558 | 
                                14 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami, Bear… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Nyssopsora clavellosa (Berk.) Arthur
                                 | 
                                G. D. Darker 1558 | 
                                14 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami, Bear… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bifusella crepidiformis Darker
                                 | 
                                G. D. Darker 1569 | 
                                21 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bifusella crepidiformis Darker
                                 | 
                                G. D. Darker 1569 | 
                                21 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bifusella crepidiformis Darker
                                 | 
                                G. D. Darker 1569 | 
                                21 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami | 
                                co-type | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bifusella crepidiformis Darker
                                 | 
                                G. D. Darker 1569 | 
                                21 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami, Island… | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Herpotrichia parasitica (R.Hartig) Rostr.
                                 | 
                                G. D. Darker 1578 | 
                                26 Aug 1925 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami, Bear… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Puccinia porphyrogenita Curtis
                                 | 
                                G. D. Darker 1594 | 
                                03 Sep 1925 | 
                                Canada | 
                                Ontario | 
                                Lake Timagami, Bear Island | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Hypodermella concolor (Dearn.) Darker
                                 | 
                                G. D. Darker s.n. | 
                                20 Jul 1926 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Puccinia fraseri Arthur var. fraseri
                                 | 
                                G. D. Darker 1964 | 
                                20 Jun 1927 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Bear Island, Lake… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bifusella crepidiformis Darker
                                 | 
                                G. D. Darker 2221 | 
                                21 Jun 1928 | 
                                Canada | 
                                Ontario | 
                                Nipissing Distr. Lake Timagami, Island… | 
                                probable paratype | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Hypodermella concolor (Dearn.) Darker
                                 | 
                                G. D. Darker 2305 | 
                                18 Jul 1928 | 
                                Canada | 
                                Ontario | 
                                Long Island, Lake Timagami | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Naevia piniperda Rehm
                                 | 
                                G. D. Darker 2325 | 
                                30 Jul 1928 | 
                                Canada | 
                                Ontario | 
                                Bear Island, Lake Timagami | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Puccinia iridis Wallr.
                                 | 
                                G. D. Darker 2387 | 
                                30 Aug 1928 | 
                                Canada | 
                                Ontario | 
                                at entrance to Long Portage… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Hypodermella punctata Darker
                                 | 
                                G. D. Darker s.n. | 
                                06 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Near Horsethief meadows, Mt. Hood | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Taphrina faulliana Mix
                                 | 
                                G. D. Darker T776 | 
                                09 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Zig Zag Mountain Trail | 
                                — | 
                                 | 
                                 | 
                                
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                                | 
                                    Taphrina faulliana Mix
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-776 - Darker 2689 | 
                                09 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                ZigZag Mountain Trail | 
                                — | 
                                 | 
                                 | 
                                
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                                | 
                                    Tryblidiopsis pinastri var. americana Magnes
                                 | 
                                G. D. Darker Zeller (?)7585 | 
                                14 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Government Camp | 
                                holotype | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Atropellis pinicola Zeller & Goodd.
                                 | 
                                G. D. Darker 7573 | 
                                15 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                near Yokum Falls | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Valsa salicina (Pers.) Fr.
                                 | 
                                G. D. Darker 7653 | 
                                20 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Hood River Co. Cooper Spur | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
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                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker T769 | 
                                23 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Government Camp | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-769 - G. D. Darker #2862 | 
                                23 Jul 1929 | 
                                United States of America | 
                                Oregon | 
                                Government Camp | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker T775 | 
                                07 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Prospect, Rogue River | 
                                — | 
                                 | 
                                 | 
                                
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                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-775 - G. D. Darker #2961 | 
                                07 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Rogue River, Prospect | 
                                — | 
                                 | 
                                 | 
                                
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                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker s.n. | 
                                07 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Rogue River, Prospect | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker T774 | 
                                12 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Lake mountain Trail, Oregon Caves | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-774 - G. D. Darker #3037 | 
                                12 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Lake Mountain Trail, Oregon Caves | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker s.n. | 
                                12 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Cake Mtn. Trail, Oregon Caves | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker T772 | 
                                14 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Sucker Creek, below junction with… | 
                                — | 
                                 | 
                                 | 
                                
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                                | 
                                    Taphrina occidentalis W.W.Ray
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-772 - G. D. Darker #3080 | 
                                14 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Sucker Creek below junction with… | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina darkeri Mix
                                 | 
                                G. D. Darker T768 | 
                                15 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Near Cedar Camp, Head of… | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina darkeri Mix
                                 | 
                                G. D. Darker 3082 | 
                                15 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Near Cedar camp, Head of… | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina darkeri Mix
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-768 - Darker 3082 | 
                                15 Aug 1929 | 
                                United States of America | 
                                Oregon | 
                                Near Cedar Camp, Head of… | 
                                type | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina populi-salicis Mix
                                 | 
                                G. D. Darker T770 | 
                                22 Aug 1929 | 
                                United States of America | 
                                California | 
                                Richardson Grove | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Taphrina populi-salicis Mix
                                 | 
                                G. D. Darker A. J. Mix Taphrina T-770 - G. D. Darker #3152 | 
                                22 Aug 1929 | 
                                United States of America | 
                                California | 
                                Richardson Grove | 
                                — | 
                                 | 
                                 | 
                                
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                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Perenniporia fraxinophila (Peck) Ryvarden
                                 | 
                                G. D. Darker 3310 | 
                                28 Dec 1929 | 
                                Canada | 
                                Ontario | 
                                York Reg. Mun. Humber River,… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Pileolaria brevipes Berk. & Ravenel
                                 | 
                                G. D. Darker 3628 | 
                                05 Oct 1931 | 
                                Canada | 
                                Ontario | 
                                York Reg. Mun. High Park | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Rhabdocline pseudotsugae Syd.
                                 | 
                                G. D. Darker 4725 | 
                                21 May 1933 | 
                                United States of America | 
                                Massachusetts | 
                                Essex Co. Matthew's Estate | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
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                                 |