Definition of poplar leaf beetle in English:

poplar leaf beetle

noun

  • Any of several beetles of the family Chrysomelidae, especially Chrysomela populi (in Britain) and C. lapponica (in N. Amer.), whose larvae feed on poplar and other trees of the willow family, causing skeletonization of the leaves.

Origin

Early 20th century; earliest use found in The Manitoba Free Press.