willow leaf beetle

noun

: any of various often destructive cerambycoid beetles that feed especially on the leaves of willows: such as

a(1)

: a beetle (Lina scripta) that often defoliates and kills willows and poplars

(2)

: a beetle (Pyrrhalta decora) of similar habits

b

: a beetle (Phyllodecta vitellinae)

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