Botanisches Zentralblatt; referierendes Organ für das Gesamtgebiet der Botanik - Association internationale des botanistes. (G. Fischer [etc.], 1906)

Botany - Gray, Asa, 1810 -1888 (John Wilson and Son, 1880)

Botany - Gray, Asa, 1810 -1888 (Welch, Bigelow, University Press, 1876)

Botany - Gray, Asa, 1810 -1888 (Welch, Bigelow, University Press, 1876)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1896)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1906)

Bulletin of the Torrey Botanical Club - Torrey Botanical Club. (Torrey Botanical Club, 1906)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Carnegie Institution of Washington publication - Carnegie Institution of Washington (Carnegie Institution of Washington, 1923)

Contributions from the New York Botanical Garden - New York Botanical Garden (The Garden, 1906)

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Exploration and survey of the valley of the Great Salt Lake of Utah, including a reconnoissance of a new route through the Rocky Mountains - Baird, Spencer Fullerton, 1823 -1887 (Lippincott, Grambo & Co, 1852)

Exploration and survey of the valley of the Great Salt Lake of Utah, including a reconnoissance of a new route through the Rocky Mountains - Baird, Spencer Fullerton, 1823 -1887 (Lippincott, Grambo & Co, 1852)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1853)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1853)

Flora oder Botanische Zeitung :welche Recensionen, Abhandlungen, Aufsätze, Neuigkeiten und Nachrichten, die Botanik betreffend, enthält - Königl. Bayer. Botanische Gesellschaft zu Regensburg. (Die Gesellschaft, 1818)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1981)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1982)

The Great Basin naturalist - Brigham Young University. (M.L. Bean Life Science Museum, Brigham Young University, 1995)

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1853)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCVI usque ad finem anni MDCCCCX complectens Supplementum quartum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano, 1913)

Plantae Wrightianae texano-neo-mexicanae :an account of a collection of plants made by Charles Wright ... - Gray, Asa, 1810 -1888 (Smithsonian Institution, 1852)

Proceedings of the American Academy of Arts and Sciences - American Academy of Arts; Sciences. (Metcalf and Co, 1868)

Smithsonian contributions to knowledge - Smithsonian Institution (Smithsonian Institution, 1853)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1886)

Studies on Rocky Mountain flora - Rydberg, Per Axel, 1860 -1931 (New York Botanical Garden, 1906)

Synopsis of the flora of Colorado - Coulter, John Merle, 1851 -1928 (Govt. print. off, 1874)

Synopsis of the flora of Colorado - Coulter, John Merle, 1851 -1928 (Govt. print. off, 1874)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (Ivison, Blakeman, Taylor, and Co. [etc.,etc.], 1884)

Synoptical flora of North America - Gray, Asa, 1810 -1888 (American Book Company, 1878)

Synoptical flora of North America: the Gamopetalæ, being a second edition of vol. I, part II, and vol. II, part I, collected - Gray, Asa, 1810 -1888 (Iverson, Blakeman, Taylor, and Company, 1886)

Synoptical flora of North America : the Gamopetalae, a second edition of vol. I, pt. II, and vol. II, pt. I - Gray, Asa, 1810 -1888 (Smithsonian Institution, 1888)

Transactions of the American Philosophical Society - American Philosophical Society. (1860)