Gleason, Henry A. and Arthur Cronquist, 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. The New York Botanical Garden, Bronx, NY, US.
Vanderbilt 1994 =
Vanderbilt University, 1994. The Trees of Vanderbilt: Seven Walks Through the Vanderbilt University Arboretum. Office of Publications and Design, Vanderbilt University, Nashville, TN, US.