Verbatim text: Hardin, J. W. and K. A. Jones. 1989. Atlas of foliar surface features in woody plants, X. Magnoliaceae of the United States. Bull. Torrey Bot. Club 116(2): 164-173.
Author: Hardin, J.W., Jones, K.A.
Year: 1989
Title: Atlas of foliar surface features in woody plants, X. Magnoliaceae of the United States
Journal: Bull. Torrey Bot. Club
Volume: 116
Pages: 164–173