LARV^ AND FOOD-PLANTS. 17 



Hepialus humuli. 



Arctium minus (Lappa) — Burdock. On the roots. 

 Taraxacum ci^wwa/i?— Dandelion. On the roots of this and 



grasses. 

 Scrophularia aquatica — Water Fig-wort. 

 Lamium album — White Dead-nettle. On the roots. 

 Ballota nigra — Black Horehound. On the roots. 

 Rumex — Dock. On the roots. 

 Humulus Liipuhis — Hop. On the roots. 



Hepialus sylvanus. 



Rumex — Dock. On the roots. 



Hepialus velleda. 



Pterin aqiiilina — Brake ; Bracken. On the rools. 



Hepialus lupulinus. 



Lamium pur pur eiim — Purple Dead-nettle. On the roots. 



„ album — White Dead-nettle. On the roots. 

 Ballota nigra — Black Horehound. On the roots. 



Hepialus hectus. 



Taraxacum officinale — Dandelion. On the roots of this and 



other plants. 

 Pteris aquilina — Brake ; Bracken. On the roots. 



Cossus ligniperda. 



Fraxinus excelsior — Ash. In the wood. 

 Quercus Robur — Oak. In the wood. 

 "Salix alba — White Willow. In the wvod. 

 Populus — Poplar. In the wood. 

 Syringa vulgaris — Lilac. In the wood. 



Zeuzera pyrina (aesculi). 



Acer Pseudo-platanus — Sycamore. In the wood. 



Prunus — Plum. In the wood. 



Pyrus communis — Pear. In the wood. 



,, Malus — Apple. In the wood. 

 Cratcegus Oxyacantha — Whitethorn. In the wood. 

 Fraxinus excelsior — Ash. In the wood. 

 Ulnius campestris — Elm. In the wood. 

 Betula alba — Birch. In the wood. 

 Almis glutimsa — Alder. In the wood. 

 Populus — Poplar. In the wood. 



yEsculus hippocastanum — Horse Chestnut, In the wood. 

 Syringa vulgaris — Lilac. In the wood. 



Macrogaster castaneae (arundinis). 



Phragmites communis — Reed. In the stems. 



