INDEX. 195 

 U 



PAGES 



Ulmaceae. (Elm family) 95-102 



, ( Jfackbern/, Nettle tree, Hoop ash. ) 



Celtis occidentals, L. . 100-102 



( Sugar berry ) 



Ulinus Americana, L. . . American, White elm .... 95-97 



fulva, Michx. . . Slippery, Red elm 97, 98 



puebescens, Walt. " " 97,98 



raceinosa, Thomas. Cork, Rock elm 99, 100 



V 



Viburnum Lentago, L. Sheep berry 168, 169 



W 



Walnut family. (Juglandaceae) 47-57 



Walnut, Black walnut (Juglans nigra, L.) . 48, 49 



Butternut, Oilnut, Lemon walnut. (Juglans cirierea, L.) 46, 47 

 Mockernut, White-heart hickory. (Carya tomentosa, 



Nutt.) 51-53 



Walnut, Shagbark, Shellbark hickory. (Carya alba, 



Nutt.) 49-51 



Water beech . . . (Carpinus Caroliniana, Walt.) .... 59, 60 



oak .... (Quercus palustris, Du Roi) 91-93 



spruce . . . (Picea nigra, Link) 12-14 



Watson, Thomas, Braintree, Mass., Ilex opaca, on estate of . 139 



Whistle wood . . . (Acer Pennsylvanicum, L.) 149-151 



White ash .... (Fraxinus Americana, L.) 162-164 



birch . . . (Betula papyrifera, Marsh.) 68-70 



(Betula populifolia, Marsh.) 66-68 



cedar . . . (Cupressus thyoides, L.) 25, 26 



(Thuja occidental is, L.) 23, 24 



elm .... (Ulmus Americana, L.) 95-97 



hickory . . (Carya porcina, Nutt.) 53-55 



maple . . . (Acer rubrum, L.) 140-142 



(Acer saccharinum, L.) 142-144 



mulberry . . (Moms alba, L.) 104' 



oak .... (Quercus alba, L.) 75-77 



pine .... (Pinus Strobus. L.) 4-6 



poplar . . . (Populus alba, L.) 39, 40 



spruce . . . (Picea alba, Link) 16-18 



willow . . . (Salix alba) 43. 45, 46 



White-heart hickory. (Carya tomentosa, Nutt.) 51-53 



Whitewood .... (Liriodendron Tulipifera, L.) . . . . 104-106 



