| 
                                    Leptodictyum riparium (Hedw.) Warnst.
                                 | 
                                Roy  | 
                                — | 
                                Canada | 
                                Ontario | 
                                Royston | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Pterogonium gracile (Hedw.) Sm.
                                 | 
                                Roy  | 
                                — | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Sanionia uncinata (Hedw.) Loeske
                                 | 
                                Roy 1 | 
                                1875 | 
                                Canada | 
                                Ontario | 
                                Lake Superior | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Rhytidiadelphus triquetrus (Hedw.) Warnst.
                                 | 
                                Roy 8 | 
                                — | 
                                Canada | 
                                Nova Scotia | 
                                Owen Sound | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Polytrichastrum alpinum (Hedw.) G.L.Sm.
                                 | 
                                Roy  | 
                                1875 | 
                                Canada | 
                                Ontario | 
                                Lake Superior | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Ricciella fluitans (L.) A.Br.
                                 | 
                                Roy  | 
                                1875 | 
                                United States of America | 
                                Michigan | 
                                Lake Huron | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Orthotrichum ohioense Sull. & Lesq.
                                 | 
                                Roy 18 | 
                                — | 
                                United States of America | 
                                — | 
                                Royston Park | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dicranum scoparium Hedw.
                                 | 
                                Roy  | 
                                20 Jul 1880 | 
                                United States of America | 
                                Maine | 
                                Peak's Island | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Serpoleskea subtilis (Hedw.) Loeske
                                 | 
                                Roy  | 
                                1876 | 
                                Canada | 
                                Ontario | 
                                Lake Superior | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lepidozia reptans (L.) Dumort.
                                 | 
                                Roy  | 
                                1867 | 
                                United States of America | 
                                New Hampshire | 
                                Grafton Co. | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Hypnum subimponens Lesq.
                                 | 
                                Roy 7 | 
                                1894 | 
                                United States of America | 
                                California | 
                                Shasta Springs, valleé du Sacramento… | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lewinskya striata (Hedw.) F.Lara, Garilleti & Goffinet
                                 | 
                                Roy 14 | 
                                — | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Brachythecium frigidum (Müll.Hal.) Besch.
                                 | 
                                Roy  | 
                                — | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Fissidens grandifrons Brid.
                                 | 
                                Roy 36 | 
                                — | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Fissidens ventricosus Lesq.
                                 | 
                                Roy 63 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                New Sp[ring]s | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Heterocladium procurrens (Mitt.) A.Jaeger
                                 | 
                                Roy  | 
                                — | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Plagiochila porelloides (Torr. ex Nees) Lindenb.
                                 | 
                                Roy  | 
                                — | 
                                Canada | 
                                Ontario | 
                                Royster Park | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Kindbergia oregana (Sull.) Ochyra
                                 | 
                                Roy 23 | 
                                — | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Antitrichia californica Sull.
                                 | 
                                Roy 26 | 
                                — | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Antitrichia californica Sull.
                                 | 
                                Roy 28 | 
                                — | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Acalypha membranacea A.Rich.
                                 | 
                                Roy s.n. | 
                                17 Jun 1925 | 
                                Cuba | 
                                Pinar del Río | 
                                At the foot of Mogote… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Acalypha pendula C.Wright ex Griseb.
                                 | 
                                Roy 2553 | 
                                17 Jun 1923 | 
                                Cuba | 
                                Pinar del Río | 
                                Mogate del La Jagua, Gousala… | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Datronia mollis (Sommerf.:Fr.) Donk
                                 | 
                                Roy s.n. | 
                                1879 | 
                                Canada | 
                                Ontario | 
                                Owen Sound [?] | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Coniophora mustialaensis (P.Karst.) Massee
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                Ontario | 
                                "Roy State Park" [illegible] | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Valsa pulchella (Pers.) Fr.
                                 | 
                                Roy 55 | 
                                s.d. | 
                                — | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dichelyma cylindricarpum Austin
                                 | 
                                Roy s.n. | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                type | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Pohlia wahlenbergii (F.Weber & D.Mohr) A.L.Andrews
                                 | 
                                Roy 13 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Syntrichia ruralis (Hedw.) F.Weber & D.Mohr
                                 | 
                                Roy  | 
                                1873 | 
                                — | 
                                — | 
                                'Paris' is written in the… | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Lewinskya sordida (Sull. & Lesq.) F.Lara, Garilleti & Goffinet
                                 | 
                                Roy  | 
                                20 Jul 1880 | 
                                United States of America | 
                                Maine | 
                                Cumberland Co. Peaks Island | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Jaffueliobryum raui (Austin) Thér.
                                 | 
                                Roy 52 | 
                                1873 | 
                                United States of America | 
                                Colorado | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Plagiothecium laetum Schimp.
                                 | 
                                Roy s.n. | 
                                — | 
                                Canada | 
                                Ontario | 
                                Royston Park | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bryum
                                 | 
                                Roy 8 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Fissidens ventricosus Lesq.
                                 | 
                                Roy 54 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Orthotrichum cupulatum Hoffm. ex Brid.
                                 | 
                                Roy 79 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Jaffueliobryum raui (Austin) Thér.
                                 | 
                                Roy 52 | 
                                — | 
                                United States of America | 
                                Colorado | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Racomitrium aciculare (Hedw.) Brid.
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Bryum uliginosum (Brid.) Bruch & Schimp.
                                 | 
                                Roy 14 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Orthotrichum lyellii Hook. & Taylor
                                 | 
                                Roy 77 | 
                                — | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Rectithecium piliferum (Sw.) Hedenäs & Huttunen
                                 | 
                                Roy 165 | 
                                s.d. | 
                                United States of America | 
                                Oregon | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Asplenium trichomanes L.
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                Owen Sound | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Asplenium viride Huds.
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                Owen Sound, Canada West | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Asplenium viride Huds.
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                Rocky Mountains | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dryopteris filix-mas (L.) Schott
                                 | 
                                Roy s.n. | 
                                1872 | 
                                Canada | 
                                — | 
                                near Ontario | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Polystichum lonchitis (L.) Roth
                                 | 
                                Roy 27 | 
                                1869 | 
                                Canada | 
                                — | 
                                Collingwood, C.W. | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dryopteris filix-mas (L.) Schott
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dryopteris filix-mas (L.) Schott
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Gymnocarpium dryopteris (L.) Newman
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                — | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Homalothecium nuttallii (Wilson) A.Jaeger
                                 | 
                                Roy 17 | 
                                s.d. | 
                                United States of America | 
                                California | 
                                 | 
                                — | 
                                 | 
                                 | 
                                
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Myrmaecium fulvopruinatum (Berk.) Jaklitsch & Voglmayr
                                 | 
                                Roy s.n. | 
                                s.d. | 
                                Canada | 
                                Ontario | 
                                Owen Sound. | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Asplenium viride Huds.
                                 | 
                                Roy s.n. | 
                                1872 | 
                                Canada | 
                                Ontario | 
                                near Owen Sound | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 | 
                            
                       
                        
                            
                            
                                | 
                                    Dryopteris filix-mas (L.) Schott
                                 | 
                                Roy 23B | 
                                1876 | 
                                Canada | 
                                Ontario | 
                                Broen Sound | 
                                — | 
                                 | 
                                 | 
                                
                                                                      
                                                                  | 
                                
                                    
                                 |