Synonyms and other taxonomic changes
Polites coras (senior synonym)
Papilio cora
Hesperia peckius
Hesperia wamsutta
Identification
Upperside of male is brown with reddish-orange patches; FW has a sinuous stigma. Female is darker with no stigma. Underside of the HW of both sexes has a patch of large yellow spots in the center surrounded by dark brown.
Range
"British Columbia east across southern Canada to Nova Scotia; south to northeastern Oregon, southern Colorado, northwest Arkansas, and northern Georgia"
Food
Larvae live in leaf shelters on their host plants - Rice cutgrass (Leersia oryzoides); probably bluegrass (Poa pratensis), bromes (Bromus spp.) and other grasses.
Adults feed on nectar from a wide variety of flowers.
Internet References
Butterflies and Moths of North America species account including map of confirmed county records.