Title: Correspondence
Subjects: Correspondence, Plants, Benthamia, Abies lowiana, Fagaceae, Pinus radiata, Pinus muricata, Pinaceae
Places: Wyoming, Russian River, Colorado, Wind River Range, Cascade Range, Oregon, Northern California, California, Sierra Nevada (Calif. and Nev.)
People: Joseph Dalton Hooker (1817-1911), George Engelmann (1809-1884), G. Syme (1844-)