Plain Prinia is a resident breeder from Pakistan and India to south China and southeast Asia. It is typically found in wet lowland grassland, open woodland, scrub and sometimes gardens. The Plain Prinia builds its nest in a shrub or tall grass and lays 3-6 eggs.
These 15 cm long warblers have short rounded wings, a longish tail, strong legs and a short black bill. In breeding plumage, adults are grey-brown above, with a short white supercilium and rufous fringes on the closed wings. Underparts are whitish-buff. The sexes are identical.