Rhamnus cathartica

Ann Arbor Natural Area Preservation
Ann Arbor Natural Area Preservation
A. A. Reznicek fruits
B. S. Walters
R. W. Smith
R. Schipper
R. Schipper
R. Schipper
R. Schipper
R. Schipper branch
R. Schipper
Ann Arbor Natural Area Preservation