Insects Feeding
on these Plants:
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Nymphaea spp. (Water Lily) [Nymphaeaceae]
(Observations are from Stannard, Hottes & Frison, Clark et al., Marshall, Covell, Cranshaw, Blackman & Eastop, Harms & Grodowitz, Pepper, Panzer et al.)
Coleoptera (Beetles)
Chrysomelidae: Donacia cincticornis [feeds on roots and/or leaves, observed in Michigan] Clk2004 HG2009, Donacia liebecki [feeds on roots and/or leaves, found in NE USA] HG2009, Donacia megacornis [feeds on roots and/or leaves, found in Ontario] HG2009, Donacia militaris [feeds on roots and/or leaves, found in NE USA] HG2009, Donacia parvidens [feeds on roots and/or leaves, found in NE USA & Ontario] HG2009, Donacia piscatrix (False Longhorn Leaf Beetle) [larvae feed on stems & petioles] Msh2006, Donacia rufescens [feeds on roots and/or leaves, found in NE USA & Ontario] HG2009, Donacia texana [found mostly in SE USA] Clk2004, Galerucella nymphaeae (Waterlily Leaf Beetle) [syn. Xanthogaleruca nymphaeae, adults & larvae feed on foliage] Crw2004 Msh2006
Diptera (Flies)
Scathophagidae: Hydromyza confluens [larvae tunnel through underwater stems] Msh2006
Homoptera (Sucking Insects)
Aphididae: Rhopalosiphum maidis (Corn Leaf Aphid) [polyphagous] HF1931, Rhopalosiphum nymphaeae (Waterlily Aphid) [found on young shoots, petioles, & fruit stalks of cherry & plum trees, migrating during the summer to a wide variety of emergent aquatic & floating aquatic plants; this aphid is widely distributed in North America, including Illinois] Crw2004 HF1931 BE2013 Pp1965
Lepidoptera (Butterflies, Skippers, & Moths)
Crambidae: Munroessa gyralis (Waterlily Borer Moth) [larvae feed on leaves first, later bore into petioles; found in E. USA & Ontario] Cv2005, Nymphuliella daeckealis (China Mark Moth) [larvae feed on foliage] Crw2004, Synclita obliteralis (Waterlily Leafcutter) [larvae are protected by a case made of plant parts] Cv2005; Noctuidae: Bellura gortynoides (White-Tailed Diver) [larvae bore into leaves & stems, found in E. USA & S. Canada] Cv2005 Msh2006 HG2009; Pyralidae: Parapoynx allionealis (Water Milfoil Leafcutter Moth) [polyphagous] Pnz2006
Thysanoptera (Thrips)
Thripidae: Neohydatothrips langei [oligophagous, found on leaves] St1968