INDEX 
271 
Cecidomyia lathyri, 214 
,, medicaginis, 210 
,, muricatae, 139 
,, papaveris, 187 
,, pilosellae, 248 
,, pruni, 196 
,, pteridis, 130 
,, ranunculi, 185 
,, rhododendri, 75 
,, roboris, 173 
,, rosaria, 144 
,, rosarum, 202 
,, salicina, 148 
,, saliciperda, 143 
,, salicis, 143 
,, serotina, 218 
,, sisymbri, 188 
,, sonchi, 251 
,, stachydis, 229 
,, taxi, 131 
,, terminalis, 143 
,, thalictri, 185 
,, tiliae, 217 
,, tilicola, 217 
,, trifolii, 211 
,, ulmariae, 199 
,, violae, 219, 220 
Cecidomyidae, 60 
Celandine, Common, 186 
Celery, Wild, 221 
Centaurea nemoralis, 57 
,, nigra, 247 
,, scabiosa, 248 
Cephaloneon pubescens, 237 
,, pustulatum, 93, 157 
,, solitarium, 215 
Cephus pygmaeus, 44 
Cerambycidae, 50 
Ceramium rubrum, no 
Cerastium glomeratum, 90 
,, triviale, 183, 184 
,, vulgatum, 183, 184 
Ceratoneon vulgare, 215 
Chaitophorus leucomelas, 154 
Chalcididae, 23 
Chamomile, Corn, 244 
,, Fetid, 244 
Chamomiles, 47 
Charlock, 75, 192, 193 
Cheiranthus cheiri, 187, 188 
Chenopodiaceae, 182 
Chenopodium album, 182 
Chermes abietis, 79, 81, 133 
Chermes lapponicus, 83, 84 
,, orientalis, 84 
,, sibiricus, 84, 134 
,, strobilobius, 82-84, 134, 
135 
,, viridis, 81, 82, 133, 134 
Cherry, Bird, 198 
,, Dwarf, 198 
,, Wild, 122 
Cherry gall of the oak, 38 
Chervil, Wild, 222, 223 
Chestnut, Horse, 6 
,, Sweet, 52, 175 
Ceuthorrhynchus assimilis, 190, 192, 
194 
,, chalybaeus, 190 
,, contractus, 189, 
193 
,, hirtulus, 50, 189 
,, inaffectatus, 189 
,, pectoralis, 188,189 
,, pleurostigma, 49, 
187, 189-194 
,, quadridens, 194 
,, sulcicollis, 49-51, 
187 
Chickweeds (Cerastium), 118 
Chlorophyll, retention around galls 
on leaves, 7 
Chlorops taeniopus, 74, 75, 138 
Cholodkovsky, 81 
Chrondrus crispus, IIO 
Chrysanthemum frutescens, 123 
,, Leucanthemu m, 
244 
Chrysophyctis endobiotica, 122 
Chrysosplenium oppositifolium, 195 
Cinquefoil, Creeping, 201 
,, Hoary, 201 
Cistaceae, 219 
Cladius viminalis, 153 
Classification of typical galls, 8 
Clematis and Coffea attacked by 
eelworms, 113 
Clematis Vitalba, 184 
Clinodiplosis thalictricola, 1S5 
Clitocybe, 61 
Clover, 47 
,, Purple, 210, 211 
,, White or Dutch, 211, 212 
,, Zigzag, 211 
Clovers attacked by eelworms, 109 
Cnaphalodes strobilobius, 134 
