Salisburia adiantifolia, 3. 
Salix, 35. 
amygdaloides, 39. 
babylonica, 43. 
fragilis, 41. 
nigra, 37. 
Sassafras, 139. 
officinale, 139. 
sassafras, 139. 
variifolium, 139. 
Scarlet Oak, 113. 
Scotch Fir, 13. 
Pine, 13. 
Scrub Pine, 9. 
Serviceberry, 149. 
Shagbark Hickory, 69. 
Sheepberry, 229. 
Shellbark Hickory, 69, 71. 
Shingle Oak, 121. 
Silver Maple, 185. 
Slippery Elm, 125. 
Small Pignut Hickory, 75. 
Soft Maple, 185, 187. 
Sorbus americana, 147. 
Spruce, Black, 23. 
Norway, 25. 
White, 21. 
Striped Maple, 177. 
Sugar Maple, 181. 
Black, 183. 
Swamp Oak, 105. 
White Oak, 105. 
Sweet Birch, 87. 
Crab, 145. 
Sycamore, 141. 
Maple, t1o1. 
Tamarack, 17. 
Thorn, 151. 
Thorn-apple, 151. 
Three-thorned Acacia, 165. 
Thuja occidentalis, 31. 
Tilia americana, 201. 
oT 
Toxylon pomiferum, 133. 
Tree, Maidenhair, 3. 
of Heaven, 171. 
Tsuga canadensis, 29. 
Tulip Poplar, 137. 
Tulip-tree, ‘137. 
Ulmus americana, 125, 127. 
fulva, 125. 
pubescens, 125. 
racemosa, 129. 
Thomasi, 129. 
Viburnum lentago, 229. 
Walnut, Black, 65. 
Water Beech, 83. 
Elm, 127. 
Weeping Willow, 43. 
Whistlewood, 177. 
White Ash, 213. 
Beech, 93. 
Birch, 91. 
Cedar, 31. 
Elm, 127. 
‘Oak, ror. 
Oak, Swamp, 105. 
Pine, 7. 
Poplar, 47. 
Spruce, 21. 
White-wood, 137. 
Wild Red Cherry, 159. 
Willow, 35. 
Almondleaf, 39. 
Black, 37. 
Brittle, 41. 
Crack, 41. 
Napoleon’s, 43. 
Weeping, 43. 
Yellow Birch, 80. 
Oak, 107, 117. 
— 246 — 
