Local in parts of southern England and Wales, mainly on the coast, perhaps originating from ferns imported from the far east and spreading through the trade in ferns. In southern Hampshire and on the Isle of Wight, usually confined to the coast, and very rare inland. Wingspan 10-12 mm. Resembles P. verhuella
The abundance in each month is indicated as follows:
No records
Very occasional
Irregular
Uncommon
Off-peak, but not unusual
Off-peak, but not unusual
Main flight time