| Atk. | Prof. Geo. F. Atkinson, at the head of the Botanical Department of Cornell University and an authority on Mycology. |
| Afz. | Adam Afzelius, a Swedish Botanist, 1750–1836; a pupil of Linnaeus. |
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| Ban. | Miss Banning of Maryland, a student of Mycology. |
| Batsch | Augustus Batsch, a German Botanist and Mycologist, 1761–1802. |
| Berk. | Rev. J. M. Berkeley, a leading Mycologist of England. |
| Bolt. | James Bolton, a prominent Botanist of Halifax. |
| Bosc. | Louis Bosc, an early American Botanist, 1759–1828. |
| Barl. | J. B. Barla, a French Mycologist. |
| Bull. | Pierre Bulliard, one of the first French Mycologists, 1742–1790. |
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| Curt. | Rev. M. A. Curtise, State Botanist of North Carolina. |
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| D. C. | Augustin P. de Candolle, a Swiss Botanist, 1778–1841. |
| Dill. | Johann Jakob Dillenius, an eminent German Botanist. |
| Ellis | J. B. Ellis, Newfield, New Jersey, an eminent Mycologist. |
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| Fr. | Elias Magnus Fries (pron. Freece), a Swedish Botanist and Mycologist, 1794–1878. |
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| Gill. | C. C. Gillet, a French Botanist. |
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| Herbst | The late Dr. William Herbst, Trexlertown, Pa., an authority on Mycology. |
| Hoffn. | Hoffman, a German Mycologist. |
| Holmsk. | Theodor Holmskiold, a Danish Mycologist, 1732–1794. |
| Huds. | William Hudson, an eminent English Botanist, 1730–1795. |
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| Jung. | Franz W. Junghuhn, a prominent German Botanist, 1812–1864. |
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| Kauff. | Dr. C. H. Kauffman, Botanical Department Michigan University. |
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| Lasch | William Lasch, a German Mycologist. |
| Lenz | Harald Othmar Lenz, a German Botanist. |
| Lk. | Heinrich Friedrich Link, a prominent German Mycologist. |
| Lloyd | C. G. Lloyd, Cincinnati, Ohio, one of the finest mycologists of the present day. |
| Lev. | Joseph Henri Leveille, a French Mycologist. |
| Let. | Jean Baptiste Louis Letellier, a French Mycologist. |
| L. or Linn. | Carl von LinnÆus, a Swedish Botanist who is the author of the LinnÆan classification and who adopted the binomial nomenclature, viz.: the generic name which is the substantive, or a word used as such, and the specific name, an adjective, 1707–1778. |
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| Mass. | George Massee, an English Botanist, Principal Assistant, Royal Gardens, Kew; author of several works on Mycology. |
| Morg. | Prof. A. P. Morgan, Preston, Ohio, a well-known Botanist and an authority on Mycology. |
| Mont. | Montagne, a French Botanist and Mycologist. |
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| Pk. | Dr. Charles Horton Peck, the State Botanist of New York; an eminent authority on Mycology and Botany generally. |
| Pers. | Christian Hendrik Persoon, a German Botanist, 1755–1837. |
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| Rav. | W. H. Ravenel, leading Mycologist of South Carolina. |
| Roze | Ernest Roze, a French Mycologist. |
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| Schw. | Rev. Louis David de Schweinitz, Bethlehem, Pa., a pioneer American Mycologist. |
| Schroet. | Schroeter, a German Botanist and Mycologist. |
| Schaeff. | Jacobi C. Schaeffer, a German Botanist, 1718–1790. |
| Scop. | Giovanni Antonio Scopoli, an Italian Botanist, 1725–1788. |
| Schum. | Schumacher, a German Botanist and Mycologist. |
| Sacc. | P. A. Saccardo, an Italian Botanist, the author of Sylloge Fungorum, a work of several volumes written in Latin, describing over forty thousand species. |
| Sow. | James Sowerby, an English Botanist. |
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| Vahl. | Martin Vahl, a Norwegian Botanist, 1749–1804. |
| Vitt. | Carlo Vittadini, an Italian Mycologist. |
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| Wulf. | Wulfen, a German Botanist. |
