214 TREE WOUNDS AND DISEASES 



Root fungus, 108. 



Roots, diseased and injured, 53, 



173- 



Rosellinia necairix, 173. 

 Rot, dry, 96. 

 Rot fungus, 94, 95. 

 Rowan tree, notes on, 197. 

 Royal Parks, trees in, 65. 

 Rubber, uses of, 30. 



Sapwood or alburnum, 7. 



Sawdust and asphalt, 23, 206. 



Sawfly on larch, 127. 



Scab on fruit trees, 171. 

 apple, 171. 



Scale on fruit trees, 166. 

 mussel, 1 66. 



Schizoneura lanigera, 139, 

 161. 



Sclerotinia disease, 103. 



Scaly tus destructor, 121. 



Scorching of the bark, 61, 

 84. 



Scotch pine, diseases of, 196. 



Shake in limber, 76, 77, 78. 



Sherwood, 5. 



Silver fir, diseases of, 198. 



Silver-grain of wood, 8. 



Silver leaf, 172. 



Sirex gigas, 142. 



Slate dust, 20. 



Slinging a branch, 47. 



Smoke, injury from, 79. 



Snow injuring trees, 58. 



Soil and situation, injurious in- 

 fluences of, 73. 

 for top-dressing, 182. 



Spanish chestnut, 63. 



Spider, red, 122. 



Spruce, diseases of, 198. 



Squirrels, destructive to trees, 

 52, 152. 



Stagheaded trees, treatment of, 

 62, 74. 



Stagnant moisture, 56. 



Starling devouring insects, 150. 



Starlings and trees, 151. 



Star-shake in timber, 77. 



Stereum purpureum, 56, 172. 



Street, section of, 87. 



Sulphide of potassium, 207. 



Supporting heavy and diseased 



branches, 27. 

 Sycamore, diseases of, 105, 



198. 

 leaf disease, 105. 



Taphrina turgida, 107. 

 Tar for dressing trees, 203. 

 Tetranychus, 122. 

 Tetropium gabi t'e/e, 1 36. 

 Thames Embankment, 86. 

 Thorn fly, attacks of, 125. 

 Thorn, notes on, 199. 

 Tinea cylindrica, 131. 

 Tobacco insecticide, 209. 

 Tools used in doctoring trees, 



25. 



Top-dressing trees, 182. 

 Tortrix viridana, 123. 

 Tower of London, 86. 

 Town trees, 79, 80. 



diseased and injured, 79. 

 Trametes radiciperda, 94. 

 Tree wounds, early writers on, 



vii. 



Trees, pruning diseased, 65. 

 Tulip tree, notes on, 199. 



Usnea barbata, no. 



Vapourer moth, 168. 

 Vole, injurious to trees, 52. 



Walnut, diseases of, 199. 

 Wasp, wood or tree, 142. 

 Water, surface, 85. 

 Water-rat injuring trees, 153. 

 Welbeck, trees at, 44. 

 Weymouth pine, diseases of, 



139- 



White lead or zinc, 205. 

 White root rot, 173. 

 Wilberforce Oak in Holwood 



Park, 34. 

 Willow trees attacked, 134, 138. 



beetle, 138. 



Willows, diseases of, 200. 

 Winter moth, 125, 160. 

 Wire, galvanised, 48. 

 Wireworms, 144. 

 Wiring tree stems, 45. 



