| 
                                    Clitocybe brumalis (Fr.Fr.) Quél.
                                 | 
                                E. B. Blackford s.n. | 
                                28 Oct 1912 | 
                                United States of America | 
                                Massachusetts | 
                                Essex Co. Magnolia. | 
                                — | 
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                                    Clitocybe dealbata (Fr.) P.Kumm.
                                 | 
                                E. B. Blackford s.n. | 
                                Oct 1926 | 
                                United States of America | 
                                Massachusetts | 
                                Essex Co. Salem. | 
                                — | 
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                                    Cortinarius pulcher Peck
                                 | 
                                E. B. Blackford s.n. | 
                                07 Nov 1909 | 
                                United States of America | 
                                Massachusetts | 
                                Essex Co. West Gloucester | 
                                — | 
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                                    Cortinarius cinnabarinus Fr.
                                 | 
                                E. B. Blackford 149 | 
                                s.d. | 
                                United States of America | 
                                Massachusetts | 
                                Middlesex Co. Weston. | 
                                — | 
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                                | 
                                    Hebeloma gregarium Peck
                                 | 
                                E. B. Blackford s.n. | 
                                28 Oct 1912 | 
                                United States of America | 
                                Massachusetts | 
                                Magnolia | 
                                — | 
                                 | 
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                                | 
                                    Omphalina epichysium (Pers.:Fr.) Quél.
                                 | 
                                E. B. Blackford s.n. | 
                                02 Nov 1913 | 
                                United States of America | 
                                Massachusetts | 
                                W. Gloucester | 
                                — | 
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                                | 
                                    Nolanea conica Peck
                                 | 
                                E. B. Blackford s.n. | 
                                18 Jul 1909 | 
                                United States of America | 
                                Massachusetts | 
                                Ellis | 
                                — | 
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                                    Paxillus involutus (Batsch:Fr.) Fr.
                                 | 
                                E. B. Blackford s.n. | 
                                28 Oct 1899 | 
                                United States of America | 
                                Massachusetts | 
                                Chestnut Hill | 
                                — | 
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                                    Tubaria inquilina (Fr.) Gillet
                                 | 
                                E. B. Blackford s.n. | 
                                28 Oct 1912 | 
                                United States of America | 
                                Massachusetts | 
                                Magnolia | 
                                — | 
                                 | 
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                                | 
                                    Stropharia albocyanea (Fr.) Quél.
                                 | 
                                E. B. Blackford s.n. | 
                                09 Oct 1926 | 
                                United States of America | 
                                Massachusetts | 
                                Essex Co. Lexington | 
                                — | 
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                                | 
                                    Inonotus radiatus (Sowerby:Fr.) P.Karst.
                                 | 
                                E. B. Blackford s.n. | 
                                16 Oct 1927 | 
                                United States of America | 
                                New Hampshire | 
                                Mt. Monadnock | 
                                — | 
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                                | 
                                    Hygrophorus camarophyllus (Fr.) Dumée
                                 | 
                                E. B. Blackford s.n. | 
                                26 Oct 1921 | 
                                United States of America | 
                                Massachusetts | 
                                Ellis | 
                                — | 
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                                    Amanita porphyria (Alb. & Schwein.:Fr.) Alb. & Schwein.
                                 | 
                                E. B. Blackford  | 
                                14 Sep 1913 | 
                                United States of America | 
                                Massachusetts | 
                                Ellis | 
                                — | 
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                                | 
                                    Russula blackfordae Peck
                                 | 
                                E. B. Blackford  | 
                                07 Sep 1913 | 
                                United States of America | 
                                Massachusetts | 
                                Norfolk Co. Ellis | 
                                — | 
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                                | 
                                    Cortinarius muricinus Fr.
                                 | 
                                E. B. Blackford s.n. | 
                                06 Aug 1904 | 
                                — | 
                                — | 
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                                — | 
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                                | 
                                    Astraeus hygrometricus (Pers.) Morgan
                                 | 
                                E. B. Blackford s.n. | 
                                VIII. 27. 34 | 
                                — | 
                                — | 
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                                — | 
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                                | 
                                    Mycena galericulata (Scop.:Fr.) Gray
                                 | 
                                E. B. Blackford s.n. | 
                                04 Dec 1915 | 
                                — | 
                                — | 
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                                — | 
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