308 



INDEX. 



Piniis rcsinosa, 04. 



Pinus stvohiis, 58. 



Pinus tacda, 72. 



Pith, 10, 13, 15, 16, 2.3, 32, 39. 



Pith ray. See Pay, medullary. 



Pits, 26, 292. 



Planting, 282-284. 



Platanus ocoidenialis, 162. 



Poles, 225. 



Polypores, 234 



Polyporus annosiis^ 237. 



Polyporus sulphureus, 236. 



Poplar, yellow, 158, 221, 245, 246, 



.301. 

 Pores, 2.3, 28, 29, 291. 

 Powder-post beetles, 244. 

 Preservation of forests. 277-284. 

 Prices of lumber. 267, 268. 

 Primary growth, 17, 22. 

 Procambium strands, 16. 

 Protection against fungi, 239. 

 Protection against insects, 247. 

 Properties of wood. Chap II., p. 41. 

 Protoplasm, 14, 16, 23, 41 

 Pruning of branches. 286. 

 Prunus serotina, 164. 

 Pseiulotsuga mucronata, 94. 

 Pseudotsuga taxifolia, 94. 

 Quartering a log, 45. 

 Quartered oak, 22. 

 Quercus alba, 150. 

 Quercus garryana, 146. 

 Quercus macrooarpa, 144. 

 Quercus michau-xii, 142. 

 Quercus minor, 148. 

 Quercua ohtusiloba, 148. 

 Quercus rubra, 138. 

 Quercxis stellata, 148. 

 Quercus tinctoria, 140. 

 Quercus velutinn. 140. 

 Rainfall, effect on forest, 205, 213. 

 Ears, medullary, 15, 16, 17, 21, 22, 



' 23, 26, 30, '31. 37, 44. 53. 291. 

 Red rot, 234. 



Redwood, 100, 207, 208, 222, 295. 

 Regularity of cells, 24. 

 Reproduction, 220. 

 Reservo sprout method, 279. 

 Resin ducts, 26, 291. 

 Rhizomorphs, 236. 

 Rind, 13. 



Ring-poroiis. See Wood, ring-porous. 

 Rings, Annual, 9, 18, 19, 21, 23, 44, 



220, 290. 

 Rings. False, 19, 231. 

 Rohinia pseudaracici, 166. 

 Rodents, 239. 



Roots, 211, 224. 



Rotation period, 279. 



Rotting, 234. 



^cilix nigra, 112. 



Sand dunes, 230, 231. 



Saplings, 225, 226. 



Saprophytes, 233. 



Sap-wood, 13, 17, 18, 41, 42, 290. 



Sassafras, 296. 



Saw;yers, Pine, 244. 



Secondary gi-owth, 17. 



Section, cross, 21, 22, 29. 



See also Section, transverse. 



Section, radial, 19, 22, 26, 30, 31. 



Section, tangential, 19, 22, 26, 30. 31. 



Section, transverse, 19, 24, 29, 30. 



Seasoning, 42. 



Sections, transverse, radial and tan- 

 gential, 12. 



Seed forests, 279-282. 



Seeding from the side, 279. 



Seedlings, 225, 226. 



Seeds, 220-223, 220. 



Sequoia, 98. 



Sequoia, 100. 



Sequoia, Giant, 98. 



Sequoia gigantea. 98. 



Sequoia sempervirois. 100, 



Hequoia washinqioniaiia, 98. 



Settler, 258. 



Shake, 47, 232, 233. 



Shearing strength, 52. 



Sheep, 240. 



Shelf fungus, 234, 236. 



Short-bodied trunk, 225, 226. 



Shrinkage of wood, 41, 42-47. 



Silver flakes. 22. See Rays. ■Medul- 

 lary. 



Silvical characteristics, 211. 



Silvicultural svstems, 278-284. 



Slash, 229, 2.51. 257. 



Slash-grain, 54. 



Snow, 232. 



Slash-sawing. 45, 47. 



Softwoods, 12. 



Soil, 211, 213. 



Specific gravity. See Weight. 



Splint-wood, 17. 



Splitting. See Oloavability, 



Spores, 234, 



Spring-wood, 20, 21, 24, 30, 32, 44, 

 53, !54. 291, 



Sprcuits, 220, 222. 



S]uuce, ,80-89, 295. 



Spruce, Black, 84. 



Spruce, Douglas, 94, 296. 



Spruce, Engelmann's, 86. 



