Phyllocnistis unipunctella

    Alternative names
    Poplar Bent-wing

    Wingspan 7 to 8 mm. A tiny whitish moth with some yellowish suffusion and a distinct black spot near the wing apex.

    Identification difficulty

    Adult Leafmine

    ID guidance

    Leafmine occurs on Lombardy Poplar and Black Poplar


    Where the larval foodplants occur.

    When to see it

    The adults fly in July and from September onwards, overwintering sometimes in haystacks.

    Life History

    The larva creates a very distinctive feeding pattern on the leaves of Poplar (Populus). The mine is a long, winding shiny 'snail-trail' caused by the slight raising of the epidermis. There is no visible frass, and the larva pupates at the edge of a leaf, causing it to curl.

    UK Status

    It is fairly common in most of England, becoming scarcer further north. In the Butterfly Conservation's Microlepidoptera Report 2011 this species was classified as common.

    VC55 Status

    It appears to be uncommon in Leicestershire and Rutland, where there are few records. L&R Moth Group status = D (rare or rarely recorded).

    15.092 BF368

    be our species champion

    Leicestershire & Rutland Map

    MAP KEY:

    Yellow squares = NBN records (all known data)
    Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

    UK Map