Title: Correspondence
Subjects: Sophora, Comanche Indians, Fagaceae, Boundaries, Bignoniaceae, Cereus, Yucca, Correspondence, Opuntia, Vitaceae, Catalpa, Liliaceae, Lipan Indians, Mimosa, Dasylirion, Viticulture, Discovery and exploration
Places: United States, Mexico
People: Sereno Watson (1826-1892), George Engelmann (1809-1884), William H. Emory (1811-1887), John O. Meusebach (1812-1897), Isidor Bush (1822-1898), Ferdinand Lindheimer (1802-1879), Jean Louis Berlandier (-1851), Adolf Scheele (1808-1864)