Bent-Lined Carpet (Costaconvexa centrostrigaria)
Costaconvexa centrostrigaria, the traveller or bent-line carpet, is a moth in the family Geometridae. It is native to most of North America, except the Arctic. It is an introduced species in Great Britain, the Canary Islands, the Azores and Madeira. The wingspan is 17–23 mm. The wings are pale gray to reddish brown.
Sexually dimorphic. FW of male is pale gray with a blackish AM line and outer section of PM line. Female is similar but has darker gray median band. Both sexes show a black discal dot.
Hosts: Low plants, including knotweed and smartweed.