Ribwort Slender
Common NameRibwort Slender
Scientific NameStenoptilia pterodactyla
FamilyPterophoridae
SubfamilyPterophorinae
Wingspan (mm)20.5
Wing Patterncryptic
Primary Colorsgrey, brown, white
HabitatMeadows, grasslands, open areas, gardens, and waste ground where its host plant grows.
Geographic RangeWidespread across Europe, parts of Asia, and North Africa. Also introduced to North America.
Host PlantsRibwort Plantain (Plantago lanceolata)
Flight PeriodMay to September
Flight Stylefluttering
Conservation Statusleast-concern
Lifecycle NotesThe larvae feed internally within the flower stems and seed capsules of Ribwort Plantain. Pupation typically occurs on the host plant. It usually has two generations per year.
Identification TipsKey features include its characteristic resting posture with wings rolled tightly along the body, its mottled grey-brown coloration, and its strong association with Ribwort Plantain. Examination of specific forewing markings and genitalia may be needed for definitive species identification within the genus.
Description
A small, slender moth with mottled grey-brown wings that are tightly rolled at rest, giving it a stick-like or dried stem appearance, aiding in camouflage.
