Platyptilia citropleura is a moth of the family Pterophoridae. It is found in Taiwan, India and Sri Lanka. The larvae feed on Begonia species. They feed inside the seed-capsules of their host plant. Full-grown larvae have a pale yellow head without any markings. The other segments are creamy-yellow or pale greenish-yellow with a narrow pale ferruginous median line and a broader pale ferruginous lateral line. Pupation takes place in a dull pale yellow pupa. It is attached to the outside of a seed-capsule of the host plant.