Flowering Plants Visited
by Spilomyia
longicornis
Spilomyia longicornis Loew: Syrphidae, Diptera
(observations are from Robertson, Graenicher, and Wilhelm & Rericha)
Apiaceae: Oxypolis rigidior sn (Rb); Asteraceae: Ageratina altissima sn/fp (Rb, Gr), Aster lanceolatus sn/fp (Gr), Aster lateriflorus sn/fp (Rb, Gr), Aster pilosus sn fq (Rb), Aster prenanthoides sn/fp (Gr), Aster sagittifolius sn (Rb), Boltonia asterioides sn (Rb), Eupatorium altissimum sn (Rb), Eupatorium perfoliatum sn/fp (Rb, Gr), Eupatorium serotinum sn (Rb), Helianthus grosseserratus (WR), Oligoneuron rigidum (WR), Rudbeckia triloba sn (Rb), Solidago canadensis sn/fp (Rb, Gr), Solidago juncea sn/fp (Gr), Solidago nemoralis sn (Rb), Solidago ulmifolia sn (Rb); Caprifoliaceae: Symphoricarpos orbiculatus sn (Rb); Lamiaceae: Pycnanthemum tenuifolium sn (Rb)