2) For each tree: an illustration, description of habitat, canopy shape, bark, leaf structure, seeds, and flowers.
3) Trees included: White Ash, Bigtooth Aspen, Quaking Aspen, Basswood, American Beech, Paper Birch, Yellow Birch, Butternut, Eastern Cottonwood, American Elm, Shagbark Hickory, American Hornbeam, Red Maple, Sugar Maple, Striped Maple, Mountain Ash, Northern Red Oak, White Oak, American Sycamore, Balsam Fir, Eastern Red Cedar, Northern White Cedar, Eastern Hemlock, Red Pine, Eastern White Pine, Black Spruce, Red Spruce, White Spruce, Tamarack (Eastern Larch).