Pearly wood-nymph

Eudryas unio

Eudryas unio, the pearly wood-nymph, is a species of moth of the family Noctuidae. It is found in most of the eastern United States from central New Hampshire and southern Ontario, south to southern Florida. In the west it ranges to the eastern Great Plains, south to southern Texas and Veracruz along the eastern coast of Mexico. There are isolated populations in central Utah and California.
Eudryas unio This is a picture of a Eudryas unio at Fort Smallwood Park in Pasadena, Maryland. Eudryas unio,Geotagged,Pearly wood-nymph,Spring,United States

Appearance

The wingspan is 26–35 mm. Adults are on wing from May to August.
Pearly Wood-nymph - Eudryas unio TL: ~20 mm. White FW with reddish shading along costa and outer margin. Reniform spot olive green. Thorax with ridge of black scales. Hosts: Evening primrose, grape, hibiscus, and Virginia creeper. Status: Common. Habitat: Attracted to 365+395 nm LED lights in a semi-rural area 2021(181) Eudryas,Eudryas unio,Geotagged,Noctuidae,Pearly wood-nymph,Summer,United States,moth

Naming

The California population might be considered a distinct subspecies or even species, brevipennis.
Eudryas unio Eudryas unio (Pearly Wood Nymph) Eudryas unio,Geotagged,Pearly wood-nymph,Summer,United States

Food

The larvae feed on Vitis, Oenothera biennis, Ludwigia, Lythrum, Decodon verticillatus and Hibiscus. The California population has been recorded from Epilobium ciliatum and Oenothera.

References:

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Taxonomy
KingdomAnimalia
DivisionArthropoda
ClassInsecta
OrderLepidoptera
FamilyNoctuidae
GenusEudryas
SpeciesEudryas unio
Photographed in
United States of America