INDEX 



393 



Root diseases and injuries — Continued 

 gas-injury, general, 76. 

 myoorhizas, general, 82. 

 roots parasitized by flowering plants, 



general, 84. 

 shoe-string root-rot, general, 78. 

 Root-rot, brown, fir, 169. 

 pine, 296. 

 spruce, 329. 

 red-brown, arbor-vitse, 91. 

 fir, 170. 

 hemlock, 187. 

 larch, 217. 

 pine, 294. 

 spruce, 331. 

 seedling, hemlock, 177. 

 larch, 212. 

 pine, 264. 



see Damping-off, 2. 

 shoe-string, general, 78. 

 southern, basswood, 103. 

 hnden, 103. 

 ! white, oak, 261. 

 yellow, fir, 170. 

 larch, 218. 

 pine, 296. 

 spruce, 331. 

 Root-tubercles, alder, 88, 222. 

 Rosellinia sp?, see Brown-mold leaf- 

 blight, 180. 

 roseus. Fames, 91, 168, 184, 204, 217, 



293, 328. 

 Rust diseases, 

 blister-rusts, blueberry, leaf, fir, 157. 

 Castilleia, pine, 285. 

 Comandra, pine, 283. 

 cone-, leaf- and, hemlock, 180. 

 fern, leaf, fir, 156. 

 fireweed, leaf, fir, 157. 

 five-needle pines, 274. 

 leaf- and cone-, hemlock, 180. 

 leaf, fir, 155. 

 pine, 265. 

 spruce, 315. 

 oak, pine, 287. 

 Pifion, 290. ' 

 sweet-fern, pine, 281. 

 unconnected, leaf, fir, 158. 

 branch-swellings, cedar, 134. 



juniper, 202. 

 cedar-apples, juniper, 197. 



Rust diseases — Continued 



cone- and twig-, leaf-, hemlock, 182. 



cone-, spruce, 320. 



eastern leaf-, cedar, 129. 



eastern witches'-broom, cedar, 131. 



galls, juniper, 200. 



leaf- and stem-, juniper (general), 



192. 

 leaf- and twig-, ash, 93. 



juniper, 196. 

 leaf-, birch. 111. 



cone- and twig-, hemlock, 182. 

 eastern, cedar, 129. 

 fir, 159. 

 larch, 212. 

 poplar, 298. 

 spruce, 316. 

 western cedar, 130. 

 wUlow, 341. 

 poplar, leaf, fir, 159. 

 stem-, leaf- and, juniper (general), 



192. 

 twig-blight and witches'-broom, 



western, cedar, 133. 

 twig-, leaf- and, ash, 93. 



juniper, 196. 

 twig-, leaf-, cone- and, hemlock, 



182. 

 western leaf-, cedar, 130. 

 western twig-blight and witches'- 

 broom, cedar, 133. 

 willow, leaf, fir, 159. 

 witches'-broom, eastern, cedar, 131. 

 fir, 160. 

 juniper, 200. 

 spruce, 320. 



western twig-blight and, cedar, 

 133. 



S 



salicinum, Rhytisma, 343. 

 solids, Vncinula, 300, 341. 

 Sapwood-rot, general, 64. 

 powdery, birch, 113. 

 red-brown, fir, 165. 

 hemlock, 184. 

 larch, 215. 

 pine, 292. 



spruce, 327. / 



uniform white, beech, 1Q8. 



maple, 234. ) 



