Issued: 2021-06-26
Language: en
Authors: Mohlenbrock, Robert H., 1931-; Burton, Fredda J. [Illustrator]; Meyer, Miriam Wysong [Illustrator]; Mohlenbrock, Robert H., 1931- [Photographer]; Richardson, John A. [Photographer]
Subjects: Trees -- Illinois -- Identification; Forest plants -- Illinois -- Identification