Flowering Plants Visited
by Parancistrocerus
perennis
Parancistrocerus perennis Saussure: Vespidae (Eumeninae), Hymenoptera
(observations are from Robertson and Wilhelm & Rericha)
Apiaceae: Cryptotaenia canadensis sn (Rb), Zizia aurea sn (Rb); Asteraceae: Arnoglossum muhlenbergii sn (Rb), Solidago ulmifolia sn (WR); Caprifoliaceae: Symphoricarpos orbiculatus sn (Rb); Polygonaceae: Antenoron virginianum sn (WR), Fallopia scandens sn (Rb)