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The perfect insect appears in August and September 
—August 28. It lives through the winter till April. 
It feeds on the great hairy willow-herb ( Epilobium 
hirsutum ), the alpine willow-herb ( Epilobium alpinum ), 
the small-flowered hairy willow-herb {Epilobium parvi- 
florum ), the broad smooth-leaved willow-herb ( Epilobium 
montanum ), and the narrow-leaved marsh willow-herb 
(Epilobium palustre). 
LAVERNA SUBBISTRIGELLA. 
Plate CXXII. Figure 2. 
Localities for this species are Worthing, Chudleigh, 
Pembury. 
The perfect insect appears in July. 
LAVERNA HELLERELLA. 
Plate CXXII. Figure 3. 
Localities for this species are Scarborough, Bristol, 
York, Brighton, Market Harborough, Newcastle-on- 
Tyne, Manchester, Kingsbury, Darlington, Birkenhead, 
Cambridge, Alkham. 
The situations where it is found are among whitethorn 
and apple trees. 
The perfect insect appears in June. 
