Phyllonorycter holodisci is a species of moth in the family Gracillariidae. This species is known from California, United States. The larvae feed on the leaves of the shrub Holodiscus discolor. The larvae mine the leaves of their host plant. The mine is located on the upper side of the leaf. References holodisci Moths of North America Lepidoptera of the United States Leaf miners Moths described in 1939 Taxa named by Annette Frances Braun