Title: Correspondence
Subjects: Scrophulariaceae, Ranunculaceae, Dodecatheon, Umbelliferae, Violaceae, Pandanus, Leavenworthia, Identification, Anemone, Botanists, Portulacaceae, Correspondence, Lewisia, Botanical specimens, Wyethis helianthoidies, Liliaceae, Saxifragaceae, Dracaena, Cyperaceae, Berberidaceae, Thlaspi, Discovery and exploration, Plants, Opuntia, Carex, Compositae, Araceae, Melocactus, Thaspium, Cereus, Cruciferae, Arum, Juniperus andina, Veronica, Ecology, Primulaceae, Pandanaceae, Collection and preservation, Saxifraga granulata, Cypripedium apetabile, Pinaceae, Arabis, Claytonia
Places: United States, Oceania, Oregon
People: George Engelmann (1809-1884), Albert H. Campbell (1826-1899), George Engelbach (1804-1845), Nicholas Riehl (1808-1852), William Drummond Stewart Sir (1795 or 1796-1871), F. A. Wislizenus (1810-1889), J. N. Nicollet (1796-1843), Louis De Smet (1813-1887), Karl Andreas Geyer (1809-1853), Joseph Duncan (1794-1844), William Lewis Sublette (1799-1845), F. A. C. Weber (1830-1903), John Torrey (1796-1873), Asa Gray (1810-1888), James L. Bennett