Verbatim text: Little, E. L. Jr. 1979. Checklist of United States Trees (Native and Naturalized). Washington. Pp. 33--36. [Agric. Handb. 541.]
Author: Little, E.L. Jr.
Year: 1979
Title: Checklist of United States Trees (Native and Naturalized)
Source: [[Source::[Agric. Handb. 541.]]]
Pages: 33–36