Hoary Elfin
Common NameHoary Elfin
Scientific NameCallophrys polios
FamilyLycaenidae
SubfamilyTheclinae
Wingspan (mm)24
Wing Patterncryptic
Primary Colorsbrown, white
HabitatBogs, fens, pine barrens, rocky outcrops, open woodlands
Geographic RangeNorthern North America, from Alaska across Canada to Newfoundland, south into parts of the northern US
Host PlantsLabrador Tea, Bearberry, Trailing Arbutus, Vaccinium species
Flight PeriodApril to June
Conservation Statusleast-concern
Lifecycle NotesOverwinters as a pupa. Larvae feed on the leaves of various Ericaceae plants.
Identification TipsKey features include its small size, plain dark brown upperside, and the mottled brown underside of the hindwing with a prominent white or 'hoary' patch along the outer margin. Lacks tails.
Description
A small, dark brown butterfly with a distinctive frosted or 'hoary' appearance on the underside of its hindwings, often with a prominent white patch.
