Flowering Plants Visited
by Ancistrocerus
campestris
Ancistrocerus campestris Saussure: Vespidae (Eumeninae), Hymenoptera
(one observation is from Graenicher, otherwise observations are from Robertson)
Anacardiaceae: Rhus glabra [stam sn] (Rb); Apiaceae: Cicuta maculata sn (Rb), Eryngium yuccifolium sn (Rb), Pastinaca sativa sn (Rb), Polytaenia nuttalli sn (Rb), Sium suave sn (Rb), Zizia aurea sn (Rb); Asteraceae: Arnoglossum muhlenbergii sn (Gr), Aster lateriflorus sn (Rb), Aster pilosus sn (Rb), Eupatorium altissimum sn (Rb), Eupatorium perfoliatum sn (Rb), Eupatorium serotinum sn (Rb), Solidago canadensis sn (Rb), Solidago ulmifolia sn (Rb); Cornaceae: Cornus racemosa sn (Rb); Euphorbiaceae: Euphorbia corollata sn (Rb); Lamiaceae: Pycnanthemum tenuifolium sn (Rb); Polygonaceae: Persicaria pensylvanica sn (Rb); Scrophulariaceae: Scrophularia marilandica sn (Rb)