The Lesser Treble-bar (Aplocera efformata) is a moth of the Geometridae family. It is known from Europe, Morocco and Anatolia. It has a wingspan of 35–41 mm. There are two to three generations per year with adults on wing from the end of April to mid November. The larvae feed on Hypericum perforatum. Larvae can be found from June to August and from September to May. It overwinters in the larval stage. Pupation takes place beneath the soil.