Part 32

S Samara—An indehiscent winged fruit such as that of maple. Sapwood—The recently formed, usually light colored wood, lying outside of the heartwood. Scabrous—Rough, with stiff, bristly hairs. Scales—The small, modified leaves which protect the growing-point of a bud or the part of a cone which bears the seeds. The small flakes into which the other bark of a tree divides. Scurfy—Covered with small bran-like scales. Serrate—Having sharp teeth on margin. Sessile—Seated; without a stalk. Sheath—A tubular envelope or covering such as surround the base of pine-needles. Silky—Covered with long, soft, straight, fine hairs. Simple—Consisting of one part, not compound. Sinus—The cleft or opening between two lobes. Sinuate—Wavy. Softwood—A general term given conifers, the wood of which may or may not be of low density. Stamen—Male organ of flower. Consists of a pollen-bearing anther on a filament. Stipule—A leaf-appendage at the base of the leaf-stalk. Stipule-scar—The scar left by the fall of the stipule. Stolon—A runner or basal branch that may root. Striate—Marked with fine elongated ridges or lines. Striations—Long narrow lines or ridges. Strobile—A fruit marked by overlapping scales as in the pine, birches, etc. Sucker—A shoot arising from an underground bud. Superposed—Said of buds when they are arranged one above the other. Symmetrical—Regular as to the number of parts. Having the same number of parts in each circle.

T Terminal—Located at the outer end. Thorn—A stiff, woody, sharp-pointed projection as found on locust; a spine. Tolerant—Applied to trees which endure certain factors, particularly shade. Tomentose—Densely pubescent; hairy. Covered with matted-hairs. Tomentum—A dense layer of woolly hairs. Truncate—Ending abruptly, as if cut off at the end. Tufted—Growing in clusters.

U Unisexual—Consisting of one sex only, either staminate or pistillate.

V Valvate—Said of buds in which the scales merely meet without overlapping. Fruit opening by valves. Veins—Threads of fibro-vascular tissue in leaves or other organs.

W Whorl—A group of three or more similar organs, as leaves or buds, arranged about the same place of attachment. Whorled—Borne in a whorl.

Index

A Acacia berlandieri 123 Acacia, catclaw 85 Acacia farnesiana, sweet 123 Acacia greggii 85 Acer barbatum 126 Acer grandidentatum 126 Acer grandidentatum var. sinuosum 126 Acer negundo 100 Acer rubrum 99 Acer saccharinum 98 Adelia, common 116 Aesculus glabra 101 Aesculus pavia 101 Ailanthus altissima 125 Alder, hazel, speckled 123 Alnus rugosa 123 Anacahuita 128 Anama 128 Anaqua 128 Apple, hedge 69 Aralia spinosa 104 Arbutus texana 129 Arizona cypress 122 Arrow-wood 125 Ash, Berlandier 128 Ash, Carolina 113 Ash, green 115 Ash, Mexican 128 Ash, poison 95 Ash, prickly 92, 104 Ash, Texas 128 Ash, wafer 93 Ash, water 113 Ash, white 114 Ash juniper 26 Asimina triloba 72

B Baldcypress 25 Baretta 124 Basswood, American 103 Basswood, Carolina 126 Basswood, Florida 126 Bayberry, Southern 123 Beaded locust (Sophora) 124 Bear berry 124 Beech, American 41 Beech, blue 38 Beech, water 38 Betula, nigra 40 Birch, river (red) 40 Bitternut hickory 30 Blackhead, ebony 84 Blackgum 105 Blackhaw, rusty 121 Bois-d’arc 69 Boxelder 100 Buckeye, Ohio 101 Buckeye, red 101 Buckthorn 127 Buckthorn, wooly 109 Buffaloberry 129 Bumelia, buckthorn, gum, elastic 109 Bumelia lanuginosa 109 Bumelia lanuginosa var. rigida 109 Bumelia, lycioides 109 Bumelia, Texas 127 Burning bush (Euonymous) 125 Buttonbush, common 120 Buttonwood (sycamore) 77

C Capote 127 Carpinus caroliniana 38 Carya aquatica 31 Carya cordiformis 30 Carya illinoensis 29 Carya ovata 32 Carya texana 34 Carya tomentosa 33 Castanea pumila 42 Catalpa, northern 118 Catalpa, speciosa 118 Catalpa, western 118 Cedar, eastern red 27 Cedar, mountain 26 Celtis laevigata 67 Celtis, occidentalis 66 Cephalanthus occidentalis 120 Cercis canadensis 88 Cherry, black 82 Cherry, southwestern black 82 Chicle 127 Chilopsis linearis 119 Chinaberry 125 China-tree, wild 102 Chinkapin, Allegheny 42 Chionanthus virginicus 117 Chittamwood 125 Coral bean 124 Cordia boisseri 128 Corkwood 35 Cornus florida 107 Cotinus obovatus 126 Cottonwood, eastern 36 Crataegus 78 Crataegus opaca 79 Cupressus arizonica 122 Cypress (baldcypress) 25

D Desertwillow 119 Devils-walkingstick 104 Diospyros texana 128 Diospyros virginiana 110 Dogwood, flowering 107

E Ebony, Texas (blackbead) 84 Ehretia anacua 128 Elastic, gum 109 Elaeagnus angustifolia 129 Elm, American 61 Elm, cedar 63 Elm, Chinese 129 Elm, red 64 Elm, Siberian 129 Elm, slippery 64 Elm, water 65 Elm, white 61 Elm, winged 62 Euonymus atropurpureus 125 Euonymus bungeanus 129

F Fagus grandifolia 41 Farkleberry 108 Fir, Douglas 24 Forestiera acuminata 116 Fraxinus americana 114 Fraxinus berlandieriana 128 Fraxinus caroliniana 113 Fraxinus pennsylvanica 115 Fraxinus texensis 128 Fringetree, white 117

G Gleditsia aquatica 89, 90 Gleditsia texana 89 Gleditsia triacanthos 89 Grancy-gray beard 117 Great leadtree 124 Gregg leadtree 86, 124 Guaiacum 124 Guajillo 123 Guayacan 124 Gum, black 105 Gum, cotton 106 Gum, elastic 109 Gum, red 76 Gum, sour 105 Gum, sweet 76 Gum, tupelo 106

H Hackberry 66 Hackberry, sugar 67 Halesia diptera 112 Hamamelis virginiana 75 Haw 78 Haw, rusty black 121 Hawthorn 78 Hawthorn, riverflat 79 Hazel, alder 123 Helietta parvifolia 124 Hercules-club 92, 104 Hickory, bigbud 33 Hickory, bitternut 30 Hickory, black 34 Hickory, mockernut 33 Hickory, pignut 30 Hickory, shagbark 32 Hickory, water 31 Hickory, white 33 Holly, American 96 Honeylocust 89 Hophornbeam, eastern 39 Hoptree, common 93 Hornbeam, American 38 Horse-sugar 111 Huckleberry, tree 108

I Ilex decidua 97 Ilex opaca 96 Ilex vomitoria 97 Indian soap plant 102 Ironwood 38, 39

J Judas tree 88 Juglans, microcarpa 28 Juglans, nigra 28 Juniper, alligator 122 Juniper, ashe 26 Juniper, drooping 122 Juniper, Mexican mountain cedar 26 Juniper, one seed 122 Juniper, Rocky Mountain 122 Juniper, weeping 122 Juniperus ashei 26 Juniperus deppeana 122 Juniperus flaccida 122 Juniperus monosperma 122 Juniperus scopulorum 122 Juniperus virginiana 27

K Knackaway 128

L Laurel, cherry 83 Laurelcherry, Carolina 83 Leadtree, Gregg 86 Leadtree, Mexicana, great 124 Leitneria floridana 35 Leucaena greggii 86, 124 Leucaena pulverulenta 86, 124 Leucaena retusa 86, 124 Linden, American 103 Liquidambar styraciflua 76 Locust, beaded 124 Locust, black 91 Locust, honey 89 Locust, pink 124 Locust, water 90 Locust, yellow 91

M Maclura pomifera 69 Madrone, Texas 129 Magnolia, evergreen 70 Magnolia, grandiflora 70 Magnolia, Southern 70 Magnolia, sweetbay 71 Magnolia, virginiana 71 Maple, Florida 126 Maple, mountain, or sugar 126 Maple, red 99 Maple, silver 98 Maple, soft 98, 99 Maple, Southern sugar 126 Maple, Uvalde bigtooth 126 Mayhaw 79 Melia azedarach 125 Mesquite, honey 87 Mimosa 86, 124 Morus alba 68 Morus microphylla 68 Morus rubra 68 Mulberry, red 68 Mulberry, Texas 68 Mulberry, white 68 Myrica cerifera 123 Myrtle, sweet 123 Myrtle, wax 123

N Necklace tree 124 Northern catalpa 118 Nyssa aquatica 106 Nyssa sylvatica 105

O Oak, basket 59 Oak, black 45 Oak, blackjack 47 Oak, bluejack 50 Oak, bur 57 Oak, chestnut 59 Oak, chinkapin, chestnut 60 Oak, cow 59 Oak, Durand (white) 54 Oak, Emory 51 Oak, Graves 44 Oak, gray 51 Oak, live 52 Oak, Mexican blue 51 Oak, Mohrs 53 Oak, mossy-cup 57 Oak, overcup 58 Oak, pin 48, 49 Oak, post 56 Oak, red 46 Oak, sandjack 50 Oak, shin 53 Oak, Shumard 43 Oak, Spanish 46 Oak, Southern red 46 Oak, spotted 43 Oak, swamp chestnut 59 Oak, swamp post oak 58 Oak, Texas 44 Oak, water 48, 49 Oak, water white 58 Oak, white 55 Oak, willow 49 Old man’s beard, 117 Olive, Russian 129 Olive, Texas wild 128 Orange, mock 83 Osage-orange 69 Ostrya virginiana 39

P Palmetto, Texas (palm) 123 Pawpaw 72 Peach, wild 83 Pecan 29 Persea borbonia 73 Persimmon, black 127 Persimmon, common 110 Persimmon, Texas 127 Pine, Austrian 129 Pine, limber, Rocky Mtn. white 17 Pine, loblolly 20 Pine, longleaf 22 Pine, nut 18 Pine, ponderosa, western yellow 19 Pine, shortleaf, yellow 21 Pine, slash 23 Pine, Sonderegger 22 Pinus echinata 21 Pinus edulis 18 Pinus elliottii 23 Pinus flexilis 17 Pinus nigra 129 Pinus palustris 22 Pinus ponderosa 19 Pinus taeda 20 Pinyon 18 Pistache, Texas 125 Pistacia texana 125 Pithecellobium flexicaule 84 Planer tree 65 Planera aquatica 65 Platanus occidentalis 77 Plum, flatwoods 81 Plum, Mexican 80 Popple, aspen 123 Populus deltoidea 36 Populus fremontii var. wislizenii 123 Populus sargentii 36 Populus tremuloides 123 Porlieria, Texas 124 Possumhaw 97 Prickly ash 92 Privet, swamp 116 Prosopsis juliflora 87 Prunus caroliniana 83 Prunus mexicana 80 Prunus serotina 82 Prunus serotina var. rufula 82 Prunus umbellata 81 Pseudotsuga menziesii 24 Ptelea trifoliata 93

Q Quercus alba 55 Quercus durandii 54 Quercus emoryi 51 Quercus falcata 46 Quercus gravesii 44 Quercus grisea 51 Quercus incana 50 Quercus lyrata 58 Quercus macrocarpa 57 Quercus marilandica 47 Quercus michauxii 59 Quercus mohriana 53 Quercus muhlenbergii 60 Quercus nigra 48 Quercus oblongifolia 51 Quercus phellos 49 Quercus shumardii 4 Quercus shumardii var. shumardii 43 Quercus shumardii var. texana 44 Quercus stellata 56 Quercus velutina 45 Quercus virginiana 52

R Redbay 73 Redbud, eastern 88 Redcedar, eastern 27 Redgum 76 Rhus copallina 94 Robinia pseudoacacia 91 Rusty blackhaw 121

S Sabal minor 123 Sabal texana 123 Salix nigra 37 Sapindus drummondii 102 Sassafras 74 Sassafras albidum 74 Shepherdia argentea 129 Siberian elm 129 Silverbell, two-wing 112 Sloe, black 81 Smoketree, American 125 Snowdrop tree 112 Soapberry, western 102 Soapbush 124 Soap plant, Indian 102 Sophora affinis 124 Sparkleberry tree 108 Sugarberry 67 Sumac, shining, dwarf, flameleaf 94 Sumac, poison 95 Swampbay 71 Sweetbay magnolia 71 Sweetgum 76 Sweetleaf, common 111 Sycamore, American 77 Symplocos tinctoria 111

T Tamarisk 127 Tamarix araiculata 127 Tamarix gallica 127 Tamarix pentandra 127 Taxodium distichum 25 Tepehuaje 124 Texas sophora 124 Texas wild olive 128 Tilia americana 103 Tilia caroliniana 126 Tilia floridana 126 Tingle-tongue 92 Toothache tree 92 Toxicodendron vernix 95 Tree-huckleberry 108 Tree of heaven 125 Tree Sparkleberry (Farkleberry) 108 Tupelo, black 105 Tupelo, swamp 105 Tupelo, water 106

U Ulmus alata 62 Ulmus americana 61 Ulmus crassifolia 63 Ulmus pumila 129 Ulmus rubra 64 Una de Gato 85

V Vaccinium arboreum 108 Viburnum rufidulum 121