Hellinsia unicolor is a moth of the family Pterophoridae described by William Barnes and James Halliday McDunnough in 1913. It is found in North America, including Florida, Mississippi, Georgia and Kentucky.

The wingspan is about 14–20 mm.Contributions to the Natural History of the Lepidoptera of North America

The larvae feed on Eupatorium capillifolium.Annotated Checklist of the Pterophoridae (Lepidoptera) of Florida They bore in the stem and roots of their host plant.

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