INDEX. OF HOST-PLANTS 



ABIES, 182. 



excelsa, 113, 263, 298. 



douglassii, 298. 



nordmannia, 298. 



pectinata, 114, 163, 263. 



pinsapo, 266, 298. 

 Acacia dealbata, 28. 



eburnea, 264. 



gummosis of, 122. 



horrida, 264. 



Acer, 66. 



campestre, 142, 143. 



platanoides, 142. 



pseudoplatanus, 142, 143. 

 rubrum, 142. 



spicatum, 143. 



Agrostis canina, 125. 



pumila, 221. 



vulgaris, 221. 



Albizzia stipitata, 28. 

 Alder, 89, 91, 127, 193. 

 Alkanet, 249. 

 Allium cepa, 224. 



magicum, 224. 



rotundum, 224. 



Almond, 83, 135, 251, 317. 

 Alphitonia, 296. 

 Anchusa arvensis, 249. 



officinalis, 249. 



Andromeda, 168. 

 Anemone nemorosa, 157. 



sclerotinia, 157. 



Anona, 343. 

 Antholyza, 321. 



Apple, 115, 177, 191, 193, 276, 268, 

 300. 

 rot, 281. 



scab, 302. 



tree canker, 127. 



Apricot, 251, 268, 317. 



Arctostaphylos, 168. 

 Arrhenatherum, 168. 

 Asclepia speciosa, 235. 

 Ash, 127. 

 Asparagus rust, 239, 345. 



BALSAMINA, 161. 

 Banana anthracnose, 287. 



disease, 206. 



Barley, 214, 247, 249, 313. 



red mould of, 331. 



Beans, 116. 



Beech, 116, 127, 162, 178, 204, 208. 



seedling mildew, 66. 

 Beetroot, 79, 116, 319, 345. 

 rot, 109. 



tumour, 225. 



Beet rust, 228. 

 Berberis, 247, 263. 



vulgaris, n. 



Beta vulgaris, 319. 

 Betula, 182. 

 Birch, 178, 189, 198. 

 polyporus, 189. 



silver, 89. 

 Bird-cherry, 87, 127. 

 Black currant, 233, 286. 

 Blackthorn, 87. 

 Broad bean rust, 228. 

 Bromus, 168, 250. 

 Bullace, 87. 



CABBAGE, 61, 79, 115, 334. 



black rot of, 340. 



seedling disease, 53. 

 Cacao disease, 132. 



pod disease, 68. 



Cactus, 66. 



Calathea, 344. 

 Camellia, 296, 343. 



453 



