Eristalis flavipes Walker: Syrphidae, Diptera
(observations are from Robertson and Graenicher)
Anacardiaceae: Rhus glabra stam sn; Apiaceae: Cicuta maculata sn (Rb), Pastinaca sativa sn (Rb); Asteraceae: Arctium lappa sn/fp (Gr), Aster drummondii sn/fp (Gr), Aster furcatus sn/fp (Gr), Aster laevis sn/fp (Gr), Aster lanceolatus sn/fp (Gr), Aster macrophyllus sn/fp (Gr), Aster novae-angliae sn/fp (Gr), Aster pilosus sn (Rb), Aster prenanthoides sn/fp (Gr), Aster puniceus sn/fp (Gr), Cirsium arvense sn/fp (Gr), Coreopsis palmata sn (Rb), Euthamia graminifolia sn/fp (Gr), Helianthus strumosus sn/fp (Gr), Solidago canadensis sn (Rb), Solidago gigantea (Gr), Solidago juncea sn/fp (Gr); Caprifoliaceae: Symphoricarpos occidentalis sn/fp (Gr); Hydrophyllaceae: Hydrophyllum appendiculatum sn (Rb); Lamiaceae: Blephilia ciliata sn (Rb); Polygonaceae: Persicaria hydropiperoides sn (Rb); Salicaceae: Salix rigida [stam sn] pist sn; Staphyleaceae: Staphylea trifolia fp (Rb)
Insect activities:
fp = feeds on pollen
sn = sucks nectar
Scientific observers:
(Gr) = S. Graenicher
(Rb) = Charles Robertson