Page Walnut [28] Hackberry [66] Sugarberry [67]

TREES KNOWN BY THE COLOR AND SHAPE OF THE TWIG [PITH]

Page Star-shaped in Cross-section The Cottonwoods [36], [123] The Oaks [43]-60 Triangular in Cross-section Alder [123] Brown in Color The Walnuts [28] The Sumacs [94]

TREES WITH SINGLE LARGE FLOWERS

Page Magnolia [70] Pawpaw [72]

TREES WITH FLOWERS IN CLUSTERS

Page Redbay [73] The Hawthorns [78]-79 The Plums and Cherries [80]-83 Redbud [88] Black Locust [91] Devils-Walkingstick [92] Hercules-Club [92] Hoptree [93] The Sumacs [94] Poison-Sumac [95] Yaupon [97] Ohio Buckeye [101] Western Soapberry [102] The Basswoods [103], [126] Flowering Dogwood [107] Silverbell [112] Fringetree [117] Catalpa [118] Rusty Blackhaw [121]

TREES WHOSE BLOSSOMS APPEAR BEFORE OR WITH THE LEAVES

Page The Walnuts [28] The Hickories [29]-34 The Cottonwoods [36], [123] Black Willow [37] Ironwood [38] Eastern Hophornbeam [39] River Birch [40] The Oaks [43]-60 The Elms [61]-64 Sassafras [74] Redbud [88] The Maples [98], [99], [126] The Ashes [113]-115, [128] Alder [123]

TREES WHOSE BLOSSOMS APPEAR AFTER THE LEAVES