INDEX 



397 



White butt-rot, beech, 108. 



birch, 117. 



maple, 236. 



oak, 260. 



poplar, 310. 

 White heartwood-rot, ash, 95. 

 White piped butt-rot, chestnut, 150. 



oak, 258. 

 White pocket heartwood-rot, jumper, 

 206. 



oak, 250. 



poplar, 310. 

 White root-rot, oak, 261. 

 White sapwood-rot, basswood, 103. 



buckeye, 122. 



linden, 103. 

 White strand wood-rot, maple, 233. 

 White streaked sapwood-rot, maple, 



235. 

 White wood-rot, oak, 260. 



willow, 344. 



see common white wood-rot. 

 Willow diseases, 341. 



common white wood-rot, 343. 



damping-off, seedlings, general, 2. 



drought-injury, leaves, general, 22. 



drowning, roots, general, 73. 



drying, roots, general, 73. 



electrical injuries, general, 60. 



freezing-to-death, roots, general, 74. 

 seedlings, general, 12. 

 twigs and bark, 47. 



frost-cracks, general, 50. 



galls, general, 63. 



gas-injury, roots, general, 76. 

 smoke- and, leaves, general, 23. 



late frost-injury, leaves, general, 21. 



leaf-rusts, 341. 



leaf-spot, tar; 343. 



leaf-spots, general, 27. 



lichen-injury, general, 52. 



lightning injury, general, 60. 



mistletoe diseases, general, 54. 



mycorhizas, roots, general, 82. 



powdery mildews, 341. 

 general, 34. 



root-rot, shoe-string, general, 78. 



roots parasitized by flowering plants, 

 general, 84. 



rusts, leaf-, 341. 



shoe-string root-rot, general, 78. 



Willow diseases — Continued 

 silver-blight, leaves, general, 41. 

 silver-leaf, general, 41. 

 slime-flux, general, 53. 

 smoke- and gas-injury, leaves, gen- 

 eral, 23. 

 smothering-disease, seedlings, gen- 

 eral, 15. 

 sooty molds, leaves, general, 41. 

 sun-scald, bark, general, 52. 

 sun-scorch, leaves, general, 22. 



seedlings, general, 9. 

 tar leaf-spot, 343. 

 white wood-rot, 344. 

 wood-rot, common white, 343. 



white, 344. 

 wood-rots, general, 64. 

 Willow rust, leaf, fir, 159. 

 Wilt, maple, 231. 

 Winter-drying, leaves, general, 18. 



seedlings, general, 11. 

 Winter-injuries, see Temperature inju- 

 ries. 

 Witches'-broom, curled leaf-blight and, 

 buckeye, 121. 

 eastern, cedar, 131. 

 hackberry, 174. 

 mistletoe burl and, fir, 163. 



larch, 214. 

 • pine, 273. 

 mistletoe, spruce, 321. 

 rust, juniper, 200. 



spruce, 320. 

 western, cedar, 133. 

 western yellow pine, 271. 

 Witches'-broom, see Leaf-cast of coni- 

 fers, general, 38. 

 see Mistletoe diseases, general, 54. 

 Wood-rot, brown, elm, 154. 

 brown checked, alder, 87. 

 butternut, 124. 

 chestnut, 149. 

 locust, 221. 

 maple, 232. 

 oak, 247. 

 walnut, 340. 

 common white, alder, 87. 

 beech, 107. 

 birch, 115. 

 butternut, 124. 

 hickory, 189. 



