Cryptophlebia illepida Cryptophlebia illepida Cryptophlebia illepida is a species of moth in the family Tortricidae that is endemic to the islands of Kauai, Oahu, Molokai, Maui, Lānai and Hawaii. Common names include koa seedworm, klu tortricid, koa seed moth, litchi borer, litchi moth, macadamia nut borer and macadamia nut moth. It was first described by Arthur Gardiner Butler in 1882. The wingspan is 12–25 mm. It is an extremely variable species. The larvae feed on a wide range of plants. Recorded food plants are "Acacia confusa", "Acacia farnesiana", "Acacia koa", "Acacia koaia", "Alectryon macrococcus", "Caesalpinia kavaiensis", "Dodonaea viscosa", "Inga edulis", "Litchi chinensis",
Acacia koa a diameter of . Flowering may be seasonal or year round depending on the location. Fruit production occurs when a koa tree is between 5 and 30 years old. The fruit are legumes, also called pods, with a length of and a width of . Each pod contains an average of 12 seeds. The long, wide seeds are flattened ellipsoids and range from dark brown to black in color. The pods are mature and ready for propagation after turning from green to brown or black. Seeds are covered with a hard seed coat, and this allows them to remain dormant