Insects Feeding
on this Plant:
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Rheum rhaponticum (Rhubarb) [Polygonaceae]
(observations are from Milne & Milne, Clark et al., Blackman & Eastop, Robinson & Bradley, Majka et al., Nakahara)
Coleoptera (Beetles)
Chrysomelidae: Chaetocnema concinna Clk2004, Gastrophysa cyanea Clk2004; Curculionidae: Lixus concavus (Rhubarb Weevil) [larvae bore through the stems] MM1980, Otiorhynchus raucus [polyphagous; this Eurasian insect is found in SE Canada] MAM2007
Homoptera (Sucking Insects)
Aphididae: Aphis fabae (Black Bean Aphid) [polyphagous] RB1965, Aphis rumicis (Dock Aphid) [found on leaf undersides, polyphagous] BE2013
Thysanoptera (Thrips)
Thripidae: Thrips trehernei [polyphagous] Nk1994