释义 |
willow sawfly noun : any of numerous sawflies that infest the willow: as a. : a large American sawfly (Cimbex americana) whose larva is pale greenish with a black dorsal stripe b. : a steel-blue sawfly (Dolerus arvensis) or a related smaller brownish fly (D. bicolor) c. : a black sawfly (Nematus ventralis) whose yellow-spotted blackish larva infests also the wild cherry |