Flowering Plants Visited
by Toxomerus spp.
Toxomerus spp. Macquart: Syrphidae, Diptera
(observations are from Estes & Thorp, Wist, and Johnson et al.)
Asteraceae: Echinacea angustifolia (Ws); Onagraceae: Ludwigia peploides glabrescens fp fq np (ET); Polygonaceae: Reynoutria japonica (JBD)