Flowering Plants Visited
by Pipiza
femoralis
Pipiza femoralis Loew: Syrphidae, Diptera
(observations are from Robertson, Graenicher, and Wilhelm & Rericha)
Apiaceae: Chaerophyllum procumbens sn (Rb), Cryptotaenia canadensis sn (Rb), Heracleum maximum sn (Rb), Osmorhiza longistylis sn (Rb), Pastinaca sativa sn (Rb); Berberidaceae: Jeffersonia diphylla fp (WR); Caprifoliaceae: Lonicera dioica fp np (Rb); Grossulariaceae: Ribes cynosbati sn/fp (Gr); Hydrophyllaceae: Ellisia nyctelea fp (Rb); Polemoniaceae: Polemonium reptans fp np (Rb); Ranunculaceae: Ranunculus fascicularis sn fq (Rb), Ranunculus septentrionalis sn (Rb); Rhamnaceae: Rhamnus lanceolata sn (Rb)