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Subjects: (Aubrey Henry); (Charles Christopher),; (Charles Eastwick); (James Watson); (Stephen Thayer),; (Thomas Conrad),; 1780-1834; 1786-1859; 1792-1851; 1794-1873; 1796-1873; 1796-1878; 1797-1854; 1799-1880; 1801-1879; 1803-1873; 1809-1884; 1810-1888; 1812-1878; 1815-1891; 1820-1900; 1822-1882; 1822-1901; 1823-1887; 1823-1890; 1823-1891; 1826-1901; 1831-1904; 1843-1925; 1851-1928; Abies; Agave; Alismataceae; Baird, Spencer Fullerton,; Bischoff, Gottlieb Wilhelm; Botanical specimens; Brandegee, Townshend Stith,; Bucher, John Conrad,; Canby, William Marriott,; Carex; Carya; Catalogs; Collection and preservation; Colorado; Correspondence; Coulter, John Merle,; Cyperaceae; Discovery and exploration; Durand, Elias,; Durieu de Maisonneuve, Michel Charles,; Engelmann, George,; Euphorbiaceae; Fagaceae; Gramineae; Gray, Asa,; Hall, Elihu,; Isoetaceae; Isoetes; Juglandaceae; Juncaceae; Ker, Leander; Leidy, Joseph,; Letters; Liliaceae; Mead, Samuel Barnum; Meehan, Thomas,; Nuttall, Thomas,; Olney, Stephen T; Parry, C. C; Pennsylvania; Pinaceae; Pinus; Plants; Porter, Thomas C; Quercus; Robbins, J. W</div>
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Porter, Thomas C.</div>
Internet Archive identifier