Flowering Plants Visited
by Toxophora
amphitea
Toxophora amphitea Walker: Bombyliidae, Diptera
(observations are from Robertson and Wilhelm & Rericha)
Apiaceae: Heracleum maximum sn (Rb), Sium suave sn (Rb), Taenidia integerrima sn (Rb); Asteraceae: Achillea millefolium sn (Rb), Aster pilosus sn (Rb), Bidens aristosa sn (Rb), Boltonia asterioides sn (Rb), Coreopsis palmata sn (Rb), Erigeron strigosus sn (Rb), Eupatorium altissimum sn (Rb), Hieracium umbellatum (WR), Hymenopappus scabiosaeus sn (WR), Rudbeckia subtomentosa sn (Rb), Rudbeckia triloba sn (Rb), Solidago canadensis sn (Rb); Caryophyllaceae: Cerastium fontanum sn (Rb); Fabaceae: Amorpha canescens sn (Rb); Lamiaceae: Blephilia ciliata sn (Rb); Valerianaceae: Valerianella radiata sn (Rb); Verbenaceae: Verbena urticifolia sn (Rb)