Insects Feeding
on these Plants:


Potentilla spp.
(Cinquefoil) [Rosaceae]
(observations are from Wyoming Agr. Exp. Sta., Microleps website, Hottes & Frison, Smith, Felt, Blackman & Eastop, Brust et al., Pepper, Robinson & Bradley)

Diptera (Flies)
Cecidomyiidae: Neolasioptera potentillaecaulis (Cinquefoil Stem Gall Midge) [larvae form swollen galls on stems] Flt1917

Homoptera (Sucking Insects)
Aphididae: Acyrthosiphon malvae Pp1965, Acyrthosiphon pseudodirhodum [this aphid is native to NE USA & Canada] BE2013, Acyrthosiphon scalare [observed in Manitoba] RB1965, Anthracosiphon crystleae [feeds on stolons, this aphid has been found in North Carolina & Pennsylvania] BE2013, Chaetosiphon fragaefolii (Strawberry Aphid) HF1931 Pp1965, Macrosiphum pallidum [found on wild roses as primary hosts, migrating during the summer to various herbaceous plants in the Rosaceae; this aphid is widespread in North America; syn. Macrosiphum pseudorosae] BE2013 HF1931, Myzaphis rosarum [found along leaflet midribs of shrubby cinquefoil species; this European aphid has been found in SE Canada] BE2013

Hymenoptera (Bees, Wasps, & Sawflies)
Cynipidae: Diastrophus potentillae (Cinquefoil Axil Gall Wasp) [larvae form globoid bud galls] Flt1917, Diplolepis fusiformans (Cinquefoil Stem Gall Wasp) [syn. Rhodites fusiformans, larvae form fusiform galls on stems] Flt1917; Tenthredinidae: Empria maculata [larvae feed on foliage] Sm2006, Fenella nigrita [larvae are leaf-miners] Sm2006

Lepidoptera (Butterflies, Skippers, & Moths)
Douglasiidae: Tinagma obscurofasciella [larvae are leaf-miners, found in N. Illinois] Mic2010

Orthoptera (Grasshoppers)

Acrididae: Melanoplus borealis borealis (Northern Grasshopper) [this grasshopper is often found in moist meadows] BHW2008 Wy1994, Melanoplus bruneri (Bruner's Spur-throated Grasshopper) [this grasshopper is often found in moist areas] BHW2008