Stroma:
Stroma simple, solitary, clavate, ocherous to yellow in color when fresh, drying brown-black, fibrous, 40-70 mm long, arising from head of lepidopteran larva. Stipe cylindrical, 2.5-4 mm thick. Fertile part cylindrical to clavate, 2-2.5 mm wide, and 3-4 mm in length, tip of clava without perithecia.