INDEX. 



Hepatica diseases not in Britain, 16 



smut, 11, 14 

 Heredity, 8 



Herpotrichia nigra, 223, 225 

 Heterosporium Auriculae, 57 



echinulatum, 35, 58 

 Eschscholtzise, 22 

 gracile, 58, 75 

 rainutulum, 175 

 Ornithogali, 67 

 variabile, 99 

 Hibiscus leaf-spot, 192 

 syriacus, 192 

 Holcus, bunt on, 239 

 Holly, no fungoid leaf -spots on, 180 



sooty mould on, 180 



Hollyhock anthracnose, 38 



black-mould, 39 



brand, 37, 254 

 ,, leaf-spot, 37 

 Puccinia, 26 

 Honeysuckle black blotch, 49 

 ,, cluster-cups, 49 



leaf-spot, 48 

 powdery mildew not recorded 



in Britain, 50 

 Hop disease, 46 

 mildew, 150, 250, 255 

 Sphserella, 250 

 Hornbeam anthracnose, 213 

 leaf-blotch, 213 

 Melampsora, 214 

 Horse-chestnut leaf-spots, 204 



,, silver-leaf on, 135 



Stereum, 204 



Horseradish leaf -spot, 84, 85 

 spot mould, 85 



Houseleek rust, 48 

 Hoya anthracnose, 166, 167, 

 blotch, 164 

 carnosa, 166 

 leaf-spot, 164, 166 

 leather-leaved bristle-spore on, 178 

 Hyacinth black smut, 69 



foul-smelling disease, 70 

 Peziza, 70 



wild, brand, 68 

 ,, yellow disease, 69 

 Hydnum diversidens, 213 



Schiedermayeri, 120 

 Hymenocallis adnata, 170 

 Hyoscyamus rot-mould in Austria, 61 

 Hypericum leaf-spot, 40 



rust, 39 

 Hypholoma fasciculare, 147 

 Hypoderma macrosporum, 227 

 nervisequum, 226 



Hypomyces on mushroom, 108 

 Hypoxylon concentricum, 211 

 Hysterium laricinum, 228 



Ilex Aquifolium, 180 



Insecticides for Orchard and Bush Fruit, 



117 



Introduction, 1 

 Ipomcea pest, 60 

 Iris brand, 74 



bulb scab, 75 



Iris cluster-cups in America, 75 

 ,, foetidissima,.74 

 germanica, 74-5 

 Heterosporium on, 58 

 leaf-blotch, 75 

 leaf-spots, not in Britain, 

 reticulata, 75 

 rust, 74 



versicolor, 74-5 

 Iron mixture, 253 

 Isaria fuciformis, 241 



,, graminiperda, 241 

 Isariopsis clavispora, 156 

 Italian hellebore leaf-spot, 11 

 leaf-spot, 152 

 ,, vine leaf-spot, 152-3 

 violet black mould, 28 

 Ivy anthracnose, 183 

 brown spot, 183 

 leaf -spot, 182 

 ringed spot, 183 

 sooty mould, 180 



Japan lily disease, 65 

 Jasmin chain-mould, 167 



leaf-spot, 168 

 Jasminum Sambac, 167 

 Jelly-mass on jumper, 198 

 rust, confounded savin, 197 

 juniper, 198 

 savin, 196 

 Jeyes' fluid, 254 

 Juniper as host-plant, 196-198 



to Ecestelia, 196 



jelly-mass, 198 

 rust, 198 

 Juniperus comnmnis, 197, 198 

 Sabina, 196, 197 



Kentia, pests on, 176 

 Kerosene emulsion, 254 

 Knot spot, wheat, 232 



Labrusca leaf-spot, 153 



Ellis's, 153 

 Laburnum anthracnose, 195 



Cucurbitaria on dead twigs. 



of, 195 



leaf-spot, 195 

 Lagerstrosrnia blotch, 164 

 Larch canker, 228 

 polypore, 227 

 rust, 228 

 wood-rot, 209 

 Large Dianthus spot, 31 

 Larkspur not diseased in this country, 13 

 Lasiobotrys Loniceree, 49 

 Laurus nobilis, infested only in Italy and 



Portugal, 180 

 Laurustinus leaf-spot, 181 

 Lavender leaf-spot, 62 



wilting, 62 

 Leaf-blotch, beech, 212 

 birch, 215 

 clover, 247 



elm, 205, 215 



