Flowering Plants Visited
by Symmorphus
albomarginatus
Symmorphus albomarginatus Saussure: Vespidae (Eumeninae), Hymenoptera
(observations are from Robertson and Graenicher)
Apiaceae: Heracleum maximum sn (Rb), Pastinaca sativa sn (Rb), Polytaenia nuttalli sn (Rb), Zizia aurea sn (Rb); Asteraceae: Aster macrophyllus sn (Gr); Caprifoliaceae: Symphoricarpos occidentalis sn (Gr); Rosaceae: Crataegus crus-galli sn (Rb)