Habitat
- Mixed forests
- Woodlands
17-26 mm
Regional distr. - legend
- Local names
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Language Vernacular name 
EnglishPearly-Gray Wave EnglishSweetfern Geometer EnglishSweetfern Mocha
- Primary hostplants
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Family Latin name Vernacular name Betulaceae Alnus Alder Ericaceae Vaccinium corymbosum Northern highbush blueberry Fagaceae Fagus Beech Myricaceae Comptonia peregrina Sweetfern
- Synonyms and other combinations
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Latin name Author Ephyra pendulinaria Guenée, 1858 Acidalia quadrannulata Walker, 1863 Cosymbia griseor McDunnough, 1927
- Links
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Language Website Authors Butterflies and Moths of North America North American Moth Photographers Group
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 | Extinct |
 | Extinct in the wild |
 | Critically endangered |
 | Endangered |
 | Vulnerable |
 | Near Threatened |
 | Least Concern |
 | Lower Risk |
 | Legally protected |
 | CITES |