INDEX 
Chermes abiefis and larch canker, 
25, 50, 53 
chlorophyll, 3. 8 
Christman, A. H., on sexuality of 
rusts, 42 
Chrysomya abietis, 168 
Cieslar, A., on distribution of larch 
canker, 183 
clay, sound larch grown on, 121 
cluster pine, Polyporus Schiveinitzii 
on, 126 
Coeoma laricis, 177 
eollenchyma in larch stem, 9 
conidia, 5 
of Dasyscypha, 42; Fomes 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 Schweinitztt, 
128; of Trametes Pini, 141 
cysts; resin, 13 
Damping-off of seedlings, 179-81 
Darbishire, O. V., on Ascomycctes, 
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- 
eclium round cork layer, 61; 
hymenium, 38*; ‘ Micrococcus- 
schwirmer’ 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 
201 
of, 75; temperature relations, 47 ; 
winter and summer growth, 35 
Dasyscypha 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 wporaria, 
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 débris, 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; hv- 
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- 
