Bactra lancealana is a moth of the family Tortricidae found in Europe. The moth has a wingspan of 11–20 mm.The forewings are pale ochreous or ochreous- brownish, costa strigulated with darker ochreous or dark fuscous; a spot in disc at 1/3 and an angular mark beyond middle dark fuscous, often obsolete, sometimes forming a more or less complete dark median streak from base to apex; central fascia sometimes indicated on costa. Hindwings are grey. The larva is greenish or whitish-fleshcolour; head and plate of 2 black.[1] It is very similar to Bactra furfurana.
The moth flies from May to October.
Bactra lancealana larvae mainly feed on various rushes, including Juncus and Scirpus.