Acraea andromacha, the glasswing or small greasy, is a butterfly of the family Nymphalidae. It is found in Australia, New Guinea and surrounding islands. See the subspecies section for more details. The wingspan is about 60 mm. The larvae feed on Adenia heterophylla, Passiflora cinnabarina, Passiflora herbertiana, Passiflora foetida, Passiflora mollissima, Passiflora suberosa, Passiflora subpeltata, Hybanthus aurantiacus and Hybanthus enneaspermus.