INDEX OF HOST-PLANTS 



457 



Red currant, 131, 139, 286. 

 Rhododendron, 296. 



ferrugineuni, 167. 



galls, 167. 



— : — hirsutuni, 167, 262. 



rust, 262. 



Ribes alpinuni, 233. 



aureum, 233. 



nigrum, 233. 



Robinia, 66, 193. 

 Rose mildew, 444. 



rust, 260. 



Rye, 122, 247, 249. 



grass, 331. 



smut, 221. 



Saffron, 345. 

 Sainfoin, 155. 

 Salsify, 61. 

 Sambucus nigra, 165. 

 Saxifraga, 168. 

 Sau tree, 28. 

 Scarlet-runner, 230, 288. 



anthracnose, 288. 



Scilla bifolia, 224. 

 Scorzonera, 61, 

 Scots fir, 130, 196. 

 Screw pine disease, 293. 

 Sedge, 243. 

 Sempervivuni, 66. 

 Senecio jacobea, 262. 



vulgaris, 262. 



Sequoia gigantea, 160. 

 Shepherd's-purse, 59. 

 Sidalcea, 161. 

 Silver birch, 89. 



fir, 130, 141, 197, 208, 266, 297. 



girdling of, 275. 



leaf disease, 114. 



Sloe, 135. 



Snowdrop mildew, 159. 



Solanum dulcamara, 62. 



melongena, 132. 



tuberosum, 62. 



Sorghum halapense, 216. 



saccharatum, 216. 



vulgare, 216. 



Sorrel, 115. 

 Spinach, 79, 



anthracnose, 291. 



Spruce, 116, 130, 197, 297. 

 Strawberry leaf blight, 107. 



Sugar-cane agaric, 207. 



brand, 217. 



disease, 103. 



Sunflower rust, 250. 

 Swedes, 151. 

 Sycamore, 131. 



leaf blotch, 142. 



Symplocus, 168. 



Tanacf.tum, 251. 



Tanias, 78. 



Tanniers, 78. 



Tayas, 78. 



Tea plant, blister blight of, 168. 



grey blight of, 295. 



thread blight of, 326. 



Timothy grass, 249. 



Tobacco mildew, 81, 



Tomato, bacterial disease of, 342. 



bacteriosis, 338. 



black rot, 324, 



leaf rust, 311. 



sleeping disease, 328. 



Trifolium, 78, 144. 



incarnatum, 155. 



Trigonella fenu-graecum, 155. 



Trisetum, 250. 



Triticum, 250. 



Tsuga mertensiana, 163, 



Tulip mould, 158. 



Turnips, 151, 334. 



Ulmus campestris, 186. 

 Unonis, 78. 



Vaccinium, 99, 168. 



myrtillum, 154. 



oxycoccos, 154. 



uliginosum, 155. 



vitis-idaea, 153. 



Vanda tricolor, 132. 



suavis, 132. 



Vangueria infausta, 27. 



latifolia, 27. 



Vanilla disease, 113. 



planifolia, 113. 



Vicia, 275. 



Vine, 116, 170, 319. 



leaf rust, 268. 



powdery mildew of, 92. 



sclerotinia, 148. 



Viola odorata, 319. 



