Ledaea perditalis, the buttonbush owlet or lost owlet moth, is a moth in the family Erebidae.

The species was first described by Francis Walker in 1859.

It is found in North America from the Great Lakes states, Quebec and northern New England, south to Florida and Texas.

The larvae feed on Cephalanthus species and Scirpus cyperinus.

This article on a moth of the subfamily Pangraptinae is a stub.