Ground colour white mixed with grey/brown. The basal patch having the outer edge angulated, median fascia poorly defined showing grey/brown markings, a weak apical spot in subterminal fascia. There can be slight variation of the coloration and markings so care is needed, if in doubt, retain the specimen.
Locally scarce mostly in southern England and East Anglia, with a few records in Wales and as far north as Yorkshire.
Found at the edges of woods and meadows, parks, gardens and similar situations where poplars grow.
Only a handful of Norfolk records from Roydon Common 1977; Catfield 2006; Heathersett 2009; Hindolveston 2009.
First listed by Barrett in 1874 as "on poplar trunks but rare".
Recorded in 22 (32%) of 69 10k Squares.
First Recorded in 1874.
Last Recorded in 2020.