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Platanus occidentalis (sycamore), hanging fruit and flower balls with leaves on twigsMay 1971
Kohout, Kitty
Map
A complied tract map of the Morton Arboretum, being parts of Sections 33, 34, 35, and 36, township 39 North, Range 10 East of the 3rd Principal Meridian, and parts of Sections 1, 2, 3, and 4,, township 38 North, Range 10 East of the third Principal Meridian in DuPage County, Illinois. [1971 ed.]November 22 1971
Steinbrecher, Harold F.
Plan
A Development Plan for a Taxonomic Trail, The Morton Arboretum [including additional markings]October 1971
Tyznik, Anthony
Photographic image
Abies lasiocarpa (Hook.) Nutt. (subalpine fir), branch with cones and spikesFebruary 1971
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Acer rubrum (red maple), twigs and flowers, springApril 1971
Kohout, John, Kohout, Kitty
Photographic image
Aerial view of South Farm, Administration Building, and Visitor Center in winter1970s
Knoedler, Bob