Insects Feeding
on this Plant:
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Alnus serrulata (Brookside Alder) [Betulaceae]
(Originally cited as Alnus incana rugosa, which is a probable misidentification. Observations are from Dmitriev & Dietrich, Clark et al.)
Coleoptera (Beetles)
Chrysomelidae: Altica ambiens Clk2004
Homoptera (Sucking Insects)
Cicadellidae: Erythridula rugosae [the preferred host plant] DD2010, Kybos unica DD2010