_n._ English Oak (Quercus robur var. pedunculata) 26 ASH (Fraxinus). Section 5. Distribution. Historical. General Properties. Commercial Divisions. Botanical Characteristics of Trees, etc. 27 _a._ White Ash (Fraxinus americana) 29 _b._ Red Ash (Fraxinus pubescens) 30 _c._ Blue Ash (Fraxinus quadrangulata) 31 _d._ Black Ash (Fraxinus nigra) 32 _e._ Green Ash (Fraxinus viridis) 33 _f._ Oregon Ash (Fraxinus oregona) 34 ELM (Ulmus). Section 6. Distribution. Structural and Physical Properties of Wood. Uses. Landscape Value of Trees, etc. 35 _a._ White Elm (Ulmus americana) 36 _b._ Cork Elm (Ulmus racemosa) 37 _c._ Slippery Elm, Red Elm (Ulmus pubescens) 38 _d._ Wing Elm (Ulmus alata) 39 MAPLE (Acer). Section 7. Distribution. Structural and Physical Properties of Wood. Uses. Maple Sugar. Botanical Characteristics of Trees, etc. 40 _a._ Sugar Maple, Hard Maple (Acer saccharum) 42 _b._ Silver Maple, Soft Maple (Acer saccharinum) 43 _c._ Red Maple, Swamp Maple (Acer rubrum) 44 _d._ Oregon Maple (Acer macrophyllum) 45 _e._ Boxelder, Ash-leaved Maple (Acer negundo) 46 WALNUT (Juglans). Section 8. Historical. Black Walnut in Gun Stocks. Structural and Physical Properties of Woods. Burl. White Walnut. English Walnut. Botanical Characteristics of Trees, etc. 47 _a._ Black Walnut (Juglans nigra) 49 _b._ White Walnut, Butternut (Juglans cinerea) 50 HICKORY (Hicoria). Section 9. Distribution. Structural and Physical Properties of Wood. Uses. "Second-growth" Hickory. Pecan. Botanical Characteristics of Trees, etc. 51 _a._ Shagbark (Hicoria ovata) 52 _b._ Pignut (Hicoria glabra) 53 _c._ Mocker Nut (Hicoria alba) 54 _d._ Pecan (Hicoria pecan) 55 CHESTNUT; Chinquapin (Castanea). Section 10. Distribution. Structural and Physical Properties of Wood. Uses. Famous Trees. Nuts. Botanical Characteristics of Trees, etc. 56 _a._ Chestnut (Castanea dentata) 58 _b._ Chinquapin (Castanea pumila) 59