American fern journal - American Fern Society. (American Fern Society, 1932)

American fern journal - American Fern Society. (American Fern Society, 1972)

American fern journal - American Fern Society. (American Fern Society, 1987)

American fern journal - American Fern Society. (American Fern Society, 1987)

American fern journal - American Fern Society. (American Fern Society, 1998)

American fern journal - American Fern Society. (American Fern Society, 1998)

American fern journal - American Fern Society. (American Fern Society, 1998)

American fern journal - American Fern Society. (American Fern Society, 1998)

American fern journal - American Fern Society. (American Fern Society, 2003)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2012)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2017)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

American fern journal - American Fern Society. (American Fern Society, 2021)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1934)

Annals of the Carnegie Museum - Carnegie Museum (Published by authority of the Board of Trustees of the Carnegie Institute, 1934)

Beiträge zu einer Flora der Aequinoctial-Gegenden der neuen Welt - Klotzsch, Fr. (Friedrich), 1805 -1860 (D.F.L. Schlechtendal : In Commission bei C.A. Schwetschke, 1844)

A botanical survey of the Galapagos Islands - Stewart, Alban, 1875 - (California Academy of Sciences, 1911)

Botanische Jahrbücher fur Systematik, Pflanzengeschichte und Pflanzengeographie - Engler, Adolf, 1844 -1930 (Schweizerbart [etc.], 1898)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1913)

Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1913)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 2000)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1911)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1912)

Catalogue of the vascular plants of Ecuador = Catálogo de las plantas vasculares del Ecuador - González, Amada Pedroni. (Missouri Botanical Garden Press, 1999)

Check list : journal of species lists and distribution (Luís Felipe Toledo, 2024)

A check list of the vascular plants of Nicaragua : based largely on collections in Nicaragua made by the author and companions, 1968-1976 - Seymour, Frank Conkling. (H.N. Moldenke and A.L. Moldenke, 1980)

Checklist of CITES Species (1998)

Checklist of CITES Species (1998)

Checklist of CITES Species and Annotated CITES Appendices and Reservations - Inskipp, Tim (CITES Secretariat, UNEP-WCMC, 2005)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2003)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (2001)

Checklist of CITES Species: a reference to the appendices to the Convention on International Trade in Endangered Species of Wild Fauna and Flora (1996)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1970)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1970)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the Gray Herbarium of Harvard University - Harvard University. Gray Herbarium. (Harvard University, 1976)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1912)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1913)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1913)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 2007)

The cyclopædia; or, Universal dictionary of arts, sciences, and literature - Rees, Abraham, 1743 -1825 (Longman, Hurst, Rees, Orme & Brown [etc.], 1819)

Deutsche entomologische Zeitschrift - Deutsche Entomologische Gesellschaft. (Nicolai'sche Verlags-Buchandlung, 2019)

Dictionnaire classique des sciences naturelles : présentant la définition, l'analyse et l'histoire de tous les êtres qui composent les trois règnes, leurs application générale aux arts, à l'agriculture, à la médicine, à l'économie domestique, etc - Bory de Saint-Vincent, M. (Jean Baptiste Geneviève Marcellin), 1778 -1846 (Meline, Cans et Ce, 1839)

Division, nomenclature & habitat des fougères & lycopodes des Antilles françaises - Duss, R.-P. (Antoine), 1840 -1924 (Impr. et lithographie L. Duclume, 1903)

Encyclopédie méthodique. Botanique. Supplement - Poiret, Jean-Louis-Marie, 1755 -1834 (Agasse, 1810)

Die Farnkräuter der Erde : beschreibende Darstellung der geschlechter und wichtigeren Arten der Farnpflanzen mit besonderer Berücksichtigung der Exotischen - Christ, H. (Hermann), 1833 -1933 (G. Fischer, 1897)

The Fern gazette - British Pteridological Society. (British Pteridological Society, 1997)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1974)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1974)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1976)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Fieldiana. Botany - Field Museum of Natural History. (Chicago Natural History Museum, 1989)

Flórula de las reservas biológicas de Iquitos, Perú : Allpahuayo-Mishana, Explornapo Camp, Explorama Lodge - Missouri Botanical Garden. (Missouri Botanical Garden, 1997)

Flora Brasiliensis, enumeratio plantarum in Brasilia hactenus detectarum :quas suis aliorumque botanicorum studiis descriptas et methodo naturali digestas partim icone illustratas - Martius, Karl Friedrich Philipp von, 1794 -1868 (R. Oldenbourg, 1840)

Flora de Nicaragua - Stevens, Warren Douglas, 1944 - (Missouri Botanical Garden Press, 2009)

Flora de Nicaragua - Stevens, Warren Douglas, 1944 - (Missouri Botanical Garden Press, 2009)

Flora of Chiapas - California Academy of Sciences (California Academy of Sciences, 1981)

Flora of Chiapas - California Academy of Sciences (California Academy of Sciences, 1981)

Flora of the British West Indian islands - Grisebach, A. (August), 1814 -1879 (L. Reeve, 1864)

Flora of the British West Indian islands - Grisebach, A. (August), 1814 -1879 (L. Reeve, 1859)

Fortuna Forest Reserve, Panama : interacting effects of climate and soils on the biota of a wet premontane tropical forest - Dalling, James W. (Smithsonian Scholarly Press, 2021)

Fortuna Forest Reserve, Panama : interacting effects of climate and soils on the biota of a wet premontane tropical forest - Dalling, James W. (Smithsonian Scholarly Press, 2021)

Fortuna Forest Reserve, Panama : interacting effects of climate and soils on the biota of a wet premontane tropical forest - Dalling, James W. (Smithsonian Scholarly Press, 2021)

Fortuna Forest Reserve, Panama : interacting effects of climate and soils on the biota of a wet premontane tropical forest - Dalling, James W. (Smithsonian Scholarly Press, 2021)

Hardy Fern Foundation quarterly - Hardy Fern Foundation. (The Hardy Fern Foundation, 1999)

Hedwigia (Verlag und Druck von C. Heinrich, 1912)

Histoire des végétaux fossiles, ou, Recherches botaniques et géologiques sur les végétaux renfermés dans les diverses couches du globe - Brongniart, Adolphe, 1801 -1876 (Chez G. Dufour et Ed. d'Ocagne, 1828)

Historia filicum : an exposition of the nature, number and organography of ferns, and review of the principles upon which genera are founded, and the systems of classification of the principal authors, with a new general arrangement; characters of the genera; remarks on their relationship to one another; their species; reference to authors; geographical distribution; etc., etc - Smith, John, 1798 -1888 (Macmillan, 1875)

Historia filicum; an exposition of the nature, number and organography of ferns, and review of the principles upon which genera are founded, and the systems of classification of the principal authors, with a new general arrangement; characters of the genera; remarks on their relationship to one another; their species; reference to authors; geographical distribution; etc., etc - Smith, John, 1798 -1888 (Macmillan, 1875)

Historia filicum an exposition of the nature, number and organography of ferns, and review of the principles upon which genera are founded, and the systems of classification of the principal authors, with a new general arrangement; characters of the genera; remarks on their relationship to one another; their species; reference to authors; geographical distribution; etc., etc - Smith, John, 1798 -1888 (Macmillan, 1875)

Index filicum: a synopsis, with characters, of the genera, and an enumeration of the species of ferns, with synonymes, references, &c., &c - Moore, Thomas, 1821 -1887 (W. Pamplin, 1857)

Index filicum: a synopsis, with characters, of the genera, and an enumeration of the species of ferns, with synonymes, references, &c., &c - Moore, Thomas, 1821 -1887 (W. Pamplin, 1857)

Index filicum,sive, Enumeratio omnium generum specierumque filicum et Hydropteridum ab anno 1753 ad finem anni 1905 descriptorium : adjectis synonymis principalibus, area geographica, etc - Christensen, Carl, 1872 -1942 (H. Hagerup, 1906)

Index filicum,sive, Enumeratio omnium generum specierumque filicum et Hydropteridum ab anno 1753 ad finem anni 1905 descriptorium : adjectis synonymis principalibus, area geographica, etc - Christensen, Carl, 1872 -1942 (H. Hagerup, 1906)

Index filicum,sive, Enumeratio omnium generum specierumque filicum et Hydropteridum ab anno 1753 ad finem anni 1905 descriptorium : adjectis synonymis principalibus, area geographica, etc - Christensen, Carl, 1872 -1942 (H. Hagerup, 1906)

International catalogue of scientific literature. M, Botany - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

International catalogue of scientific literature - Royal Society (Great Britain) (Published for the International Council by the Royal Society of London, 1915)

Inventaire taxonomique des plantes de la Guyane française. I, Les ptéridophytes - Cremers, G. (1990)

Inventaire taxonomique des plantes de la Guyane française. I, Les ptéridophytes - Cremers, G. (1990)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2015)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2015)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2015)

Journal of the New York Botanical Garden - New York Botanical Garden (Published for the Garden by the New Era Printing Co, 1913)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1912)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1912)

Journal of the Royal Microscopical Society - Royal Microscopical Society (Great Britain) (Royal Microscopical Society, 1912)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1912)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1912)

Journal of the Washington Academy of Sciences - Washington Academy of Sciences (Washington, D.C.) (Washington Academy of Sciences], 1912)

Just's Botanischer Jahresbericht - Just, Johann Leopold, 1841 -1891 (Gebruder Borntraeger, 1911)

Linnaea : Ein Journal für die Botanik in ihrem ganzen Umfange - Schlechtendal, D. F. L. von (Diedrich Franz Leonhard von), 1794 -1866 (F. Dümmler, 1847)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1842)

The London journal of botany : containing figures and descriptions of such plants as recommend themselves by their novelty, rarity, history, or uses : together with botanical notices and information and and occasional portraits and memoirs of eminent botanists - Hooker, William Jackson, Sir, 1785 -1865 (H. Baillière, 1842)

Long Island Botanical Society newsletter - Long Island Botanical Society. (Long Island Botanical Society, 2008)

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2004)

Manual de plantas de Costa Rica - Hammel, Barry Edward, 1946 - (Missouri Botanical Garden, 2004)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1899)

Memoirs of the Torrey Botanical Club - Torrey Botanical Club. (Published for the Club by the Seeman Printery, 1899)

Nova genera et species plantarum :quas in peregrinatione ad plagam aequinoctialem orbis novi collegerunt /descripserunt, partim adumbraverunt Amat. Bonpland et Alex. de Humboldt ; ex schedis autographis Amati Bonplandi in ordinem digessit Carol. Sigismund. Kunth ... - Kunth, Karl Sigismund, 1788 -1850 (Ex officina Christophori Plantini, 1815)

Proceedings of the California Academy of Sciences, 4th series - California Academy of Sciences (California Academy of Sciences, 1907)

Prodromus florae Novae Hollandiae et Insulae Van-Diemen : exhibens characteres plantarum - Brown, Robert, 1773 -1858 (Sumtibus L. Schrag, 1827)

Prodromus florae Novae Hollandiae et Insulae Van-Diemen, exhibens characteres plantarum - Brown, Robert, 1773 -1858 (typis R. Taylor et socii, 1810)

Prodromus florae Novae Hollandiae et Insulae Van-Diemen, exhibens characteres plantarum - Brown, Robert, 1773 -1858 (Typis R Taylor, veneunt apud J. Johnson, 1810)

Prodromus floræ Novæ Hollandiæ et Insulæ Van-Diemen : exhibens characteres plantarum quas annis 1802-1805 - Brown, Robert, 1773 -1858 (typis R. Taylor et socii, 1810)

Pteridologia : a publication of the American Fern Society - American Fern Society. (The Society, 1989)

Report on the progress and condition of the U.S. National Museum for the year ending June 30 ... - United States National Museum (G.P.O, 1912)

A review of the genera of ferns proposed prior to 1832 (Torrey Botanical Club, 1899)

A review of the genera of ferns proposed prior to 1832 (Torrey Botanical Club, 1899)

A second century of ferns : being figures with brief descriptions of one hundred new, or rare, or imperfectly known species of ferns from various parts of the world - Hooker, William Jackson, Sir, 1785 -1865 (Dulau, 1861)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2016)

Smithsonian contributions to botany - Smithsonian Institution (Smithsonian Institution Press, 2016)

Southeastern biology - Association of Southeastern Biologists. (Association of Southeastern Biologists, 2011)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1846)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1846)

Species filicum; being descriptions of the known ferns, particularly of such as exist in the author's herbarium, or are with sufficient accuracy described in works to which he has had access; accompanied with numerous figures - Hooker, William Jackson, Sir, 1785 -1865 (W. Pamplin, 1846)

Supplementum primum Prodromi florae Novae Hollandiae: exhibens proteaceas novas quas in Australasia legerund, DD. Baxter, Caley, Cunningham, Freser et Sieber - Brown, Robert, 1773 -1858 (Typis R. Taylor, 1830)

Tentamen Pteridographiae, seu genera filicacearum praesertim juxta venarum decursum et distributionem exposita - Presl, K. B. 1794 -1852 (Typis Filiorum Theophili Haase, 1836)

Tentamen Pteridographiae,seu genera filicacearum praesertim juxta venarum decursum et distributionem exposita - Presl, K. B. 1794 -1852 (Typis Filiorum Theophili Haase, 1836)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1989)

Tijdschrift voor entomologie - Nederlandse Entomologische Vereniging (Nederlandse Entomologische Vereniging, 1989)

Traité de paléontologie végétale, ou, La flore du monde primitif dans ses rapports avec les formations géologiques et la flore du monde actuel. Avec un atlas de 100 ì.e. 110 planches grand inquarto lithographiées - Schimper, Wilhelm-Philippe, 1808 -1880 (J.G. Bailliere, 1869)

Vermischte botanische Schriften - Brown, Robert, 1773 -1858 (F. Fleischer, 1825)

World Plant Conservation Bibliography (1990)

Zeitschrift für Botanik (1912)

ZooKeys (Pensoft Publishers, 2019)

ZooKeys (Pensoft Publishers, 2019)

ZooKeys (Pensoft Publishers, 2019)

ZooKeys (Pensoft Publishers, 2019)

ZooKeys (Pensoft Publishers, 2021)

ZooKeys (Pensoft Publishers, 2021)