INDEX 



201 



Ckermes abietis and larch canker, 



25, 50, 53 

 chlorophyll, 3, 8 

 Christman, A. H., on sexuality of 



rusts, 42 



Chrysomyxa abietis, 168 

 Cieslar, A., on distribution of larch 



canker, 183 



clay, sound larch grown on, 121 

 cluster pine, Polyporus Schweinitzii 



on, 126 



Coeoma lands, 177 

 collenchyma in larch stem, 9 

 conidia, 5 



of Dasyscypha, 42 ; Fames anno- 

 sus, 104, 105*; Meria, 172; 

 Polyporus sulphureus, 139 ; 

 Sphaerella, 169 

 conidiophores, 5 



of Fomes annosus, 104, 105*, 106 ; 



Meria, 171 

 cork layer, 8 



at base of branch, 58, 59, 60* ; 



formation of, in canker, 30 

 cortex, 8, 9 



Corticium amorphum, 21 

 cuticle, 9 



cuticularized layer, 9 

 cystidia, of Polyporus Schiveinitzii, 

 ' 128 ; of Trametes Pini, 141 

 cysts, resin, 13 



Damping-off of seedlings, 179-81 

 Darbishire, 0. V., on Ascomycetes, 



41 



Dasyscypha calycina, 16-79 

 apothecia, 37, 38* ; artificial in- 

 fections with, 49 ; ascus, 38, 40* ; 

 cause of larch canker, 16 ; false 

 parasitism of, 29 ; fusion of 

 hyphae, 44 ; germination of 

 spores, 42, 43* ; growth of my- 

 celium round cork layer, 61 ; 

 hymenium, 38* ; ' Micrococcus- 

 schwarmer ' of Willkomm, 46 ; 

 mycelial features necessary for 

 canker formation, 33 ; myce- 

 lium in larch stem, 26 ; Peni- 

 cillium growing on, 41 ; pure 

 cultures, 46, 49 ; pycnidia, 37, 

 40* ; saprophytic and parasitic 

 forms, 79 ; saprophytic growth 

 of, 17 ; spermogonia, 37, 40* ; 

 spermogonia in agar-agar cul- 

 tures, 48 ; spores, collection of, 

 46 ; ejection of, 42 ; synonymy 



of, 75; temperature relations, 47; 



winter and summer growth, 85 

 Dasyscyplia resinaria, 26 

 D. Willkommii, 16 

 de Bary on Botrytis cinerea, 30 

 de Candolle on larch canker, 19 

 de Vries on abnormal wood, 32 

 dead roots, infection of Armillaria 



by, 162 ; Fomes annosus, 114 

 dead trees a source of infection, 3 

 dry-rot caused by Poria vapomria, 



136 

 dwarf shoots of larch, 7 



Ejection of spores, Armillaria, 149, 

 150 ; Dasyscypha, 42 ; in Poly- 

 poreae, 104 



elm, heart-rot of, 80 



Elwes, H. J., on heart-rot, 122 



epidermis, 8 



excipulum, 38 



Facultative parasites, 4 



fat in phloem, 12 



Ferguson, Sir D. M., plantations at 

 Novar, 70 



figured rot caused by Fomes anno- 

 sus, 99 



Fischer, artificial infection with 

 canker, 50 



foliar debris, growth of mycelium 

 on, 49 



Forbes, A. C., on larch canker, 64, 

 66, 67, 68 



Fomes annosus, 82-125 



annular rot, 99 ; basidia, 102 ; 

 basidiospores, 102, 103* ; black 

 pigment in hyphae, 96 ; black 

 specks in wood, 94*, 96*, 97* ; 

 Brefeld on, 86 ; conidia, 86, 100, 

 104, 105*, 122 ; conidiophores, 

 104, 105*, 106 ; cultures on soils, 

 108 ; decomposition of wood, 92- 

 99 ; Elwes on, 122 ; figured rot, 

 99 ; frequency in first rotation, 

 116 ; fructification, 100 ; gene- 

 ral, 84 ; germ tube, 104 ; his- 

 torical, 86; Hartig on, 86, 113, 

 121, 122 ; holes in fructification, 

 102 ; holes in wood, 98 ; hy- 

 menial layer, 101, 102* ; infec- 

 tion experiments, 111 ; infection 

 through anchor roots, 117, con- 

 tact, 114, dead roots, 114, soil, 

 115, spores, 113, tap-roots, 117; 

 insoluble gum, 91 ; myce- 



