Flowering Plants Visited
by Sphegina
rufiventris
Sphegina rufiventris Loew: Syrphidae, Diptera
(observations are from Robertson, Thomson et al., and Pellmyr)
Anacardiaceae: Rhus glabra [stam sn] (Rb); Apiaceae: Osmorhiza longistylis sn (Rb), Zizia aurea sn (Rb); Araliaceae: Aralia hispida (TMP); Hydrophyllaceae: Hydrophyllum appendiculatum fp np (Rb); Ranunculaceae: Actaea pachypoda fp (Pel); Rosaceae: Aruncus dioicus [stam sn] (Rb), Prunus serotina [flwr sn] (Rb)