ILLUSTRATIONS 



Swamp Magnolia, Flowering Spray of, 2 



Umbrella-tree, Leaf of, 7 



Cucumber-tree, Leaf of, 11; Trunk of, 12; Flowering Brancli of, 13; Fruit 

 of, 13 



Tulip-tree, Leaf of, 15 ; Flower of, 17 ; Unfolding Leaves of 17 ; Fruit Cone 

 of 18 



Papaw, Leaf of, 21 ; Flower of, 22; Fruit of 23 



Linden, Leaves of, 25 ; Fruit of, 27 ; Trunk of 28 



White Basswood, Fruiting Spray of 31 



Wafer Ash, Fruiting Spray of ^^ 



Ail-^nthus, Leaves of, 37: Samaras of, 39; Sumach Leaflet and, 40 



fiOLLY, Fruiting Spray of, 43 



Mountain Holly, Leaf of, 45 



Burning Bush, Fruiting Spray of, 47 



Ohio Buckeye, Flowering Spray of, 51 ; Fruit of, 53 



Sweet Buckeye, Leaflets of, 55 



floRSE-CHESTNUT, Spray of, 57 : Fruit of 59 

 Striped Maple, Leaf of, 61; Keys of 62 



Mountain Maple, Fruiting Spray of, 63 ; Keys of, 65 



Sugar Maple, Leaves of, 6j ; Keys of, 69 ; Trunk of, 71 



Silver Maple, Flowers of, 74 ; Leaves of, 75 ; Key ol', y6 



Red Maple, Leaves of, 79; Key of, 80 



Norway Maple, Fruiting Spray of 81 



Sycamore Maple, Fruiting Spray of, 83 



Box Elder, Keys of 86 ; Fruiting Spray of, 87 



Staghorn Sumach, Fruit and Leaf of 89 



Dwarf Sumach, Leaves of, 93 



Poison Sumach, Leaves of, 95 



T^ocusT, Leaves of, 99 ; Raceme of Blossoms of 100 ; Fruit of, loi 



Redbud, Flowering Branch of, 105; Leaf of, 107 



Kentucky Coffee-tree, Flowers of no; Leaves of m 



Honey Locust, Leaves of, 113 



Yellow-wood, Leaves of, 117 



Canada Plum, Fruiting Spray of 121 



Wild Red Cherry, Fruiting Spray of 123 



Choke Cherry, Fruiting Spray of, 127 



