Basswood. (Tilia Americana, L.) 153-155 Bear oak. (Quercus ilicifolia, Wang.) 93, 94 Beech family. (=Fagaceae=) 70-94 Beech (Fagus ferruginea, Alt.) 70-72 Blue beech, Water beech. (Carpinus Caroliniana. Walt.) 59, 60 Betula lenta, L. _Black, Cherry, Sweet birch_ 61, 62 lutea, Michx. L. _Yellow, Gray birch_ 63, 64 nigra, L. _Red, River birch_ 55,66 papyrifera. Marsh. _White, Canoe. Paper birch,_ 68-70 Betula papyrifera, var. minor, Tuckerman. _Dwarf birch_ 68 populifolia, Marsh. _Gray, Poplar, Oldfield, Poverty, Small white birch_ 66-68 =Betulaceae.= (Birch family) 57-70 Alnus glutinosa, Medic. _European alder_ 70 Betula lenta, L. _Black, Cherry, Sweet birch_ 61, 62 lutea, Michx. f. _Yellow, Gray birch_ 63, 64 nigra, L. _Red, River birch_ 65, 66 papyrifera, Marsh. _White, Canoe, Paper birch_ 68-70 var. minor, Tuckerman. _Dwarf birch_ 68 populifolia, Marsh. _Gray, Poplar, Oldfield, Poverty, Small white birch_ 66-68 Carpinus Caroliniana, Walt. _Hornbeam, Blue beech, Ironwood, Water beech_ 59, 60 Ostrya Virginica, Willd. _Hop hornbeam, Ironwood, Leverwood_ 57, 58 Birch family. (=Betulaceae=) 57-70 Birch. Black, Cherry, Sweet birch. (Betula lenta, L.) 61, 62 Canoe, White, Paper birch. (Betula papyrifera, Marsh.) 68-70 Red, River birch (Betula nigra, L.) 65, 66 White, Gray, Oldfield, Poplar, Poverty, Small white birch (Betula populifolia, Marsh.) 66-68 Yellow, Gray birch. (Betula lutea, Michx. f.) 63, 64 Bird cherry (Prunus Pennsylvanica, L. f.) 124, 125 Bitternut (Carya amara, Nutt.) 55-57 Black ash (Fraxinus nigra, Marsh.) 167, 168 birch (Betula lenta, L.) 61, 62 cherry (Prunus serotina, Ehrh.) 127, 128 maple (Acer Saccharum, Marsh., _var_. nigrum, Britton) 146, 147, 172 oak (Quercus velutina, Lam.) 89-91 spruce (Picea nigra, Link) 12-14 walnut (Juglans nigra, L.) 48, 49 willow (Salix nigra, Marsh.) 42, 43 Blue beech (Carpinus Caroliniana, Walt.) 59, 60 Box elder (Acer negundo, L.) 151-153 white oak (Quercus stellata, Wang.) 77, 78 Boxwood (Cornus florida, L.) 156, 157 Braintree, Mass. Fine specimen of _Ilex opaca_ on farm of Col. Minot Thayer 139 Brittle willow (Salix fragilis, L.) 43-45 Brown ash (Fraxinus nigra, Marsh.) 167, 168 (Fraxinus Pennsylvanica, Marsh.) 164, 165 Bur oak (Quercus macrocarpa, Michx.) 79, 80 Butternut (Juglans cinerea, L.) 46, 47 Buttonball (Platanus occidentalis, L.) 110, 111 Buttonwood (Platanus occidentalis, L.) 110, 111 C Canada plum (Primus nigra. Ait.), 122, 123 Canoe birch (Betula papyrifera, Marsh.), 68-70 =Caprifoliaceae.= (Honeysuckle family) 168, 169 Viburnum Lentas L. _Sheep berry sweet viburnum. Nanny plum_ 168, 169