Injurious Insects. 



207 



INJURIOUS INSECTS. 



It must be apparent to every observing horticulturist that insects which 

 are injurious are rapidly increasing. 



There is scarcely a flower, fruit, or seed, which has not one or more 

 insect enemies ; and their depredations are becoming so numerous, that it is 

 to be feared that many species of plants will have to be abandoned unless 



some efficient remedy is soon discovered. Our fruits have suffered most ; 

 but flowering plants and ornamental trees are injured more or less ever)- 

 year. To know how to successfully combat these enemies of our gardens 

 requires a knowledge of their habits ; and to obtain this information much 

 time and patient investigation is needed {more, I fear, than every horticul- 

 turist can command) : therefore we have to look to the professional ento- 



NoTE. — Explanation of Fibres. — Fig. i. Tigridia-seed, natural size as it appears wlien attacked 

 Fig 2. Worm, natural size. Fig. 3. Same, magnified. Fig. 4. Chrysalis, after the moth has escaped. 

 Fig. 5. Female moth, the liair-lines showing natural size 



