	The length of the forewings is 8.2-9.2 mm. The ground color of the forewings is dark brown, longitudinally streaked with blackish and ochreous, varying in density and ill-defined except on the veins in the terminal area. The ground color of the hindwings is pale gray-brown, but slightly darker toward the apex. Adults are on wing in June (in British Columbia) and from August to early September (in California).