Flowering Plants Visited
by Platycheirus
quadratus
Platycheirus quadratus Say: Syrphidae, Diptera
(two observations are from Graenicher as indicated below, otherwise observations are from Robertson; an alternative spelling of the scientific name for this fly is Platycheirus quadrata)
Apiaceae: Cicuta maculata sn (Rb), Pastinaca sativa sn (Rb), Sium suave sn (Rb, Gr); Asteraceae: Antennaria plantaginifolia [stam sn] (Rb), Aster pilosus sn (Rb), Solidago canadensis sn (Rb); Caryophyllaceae: Stellaria media sn (Rb); Fabaceae: Melilotus alba sn (Rb); Lauraceae: Sassafras albidum sn (Rb); Polygonaceae: Persicaria punctata sn (Rb); Ranunculaceae: Clematis virginiana [stam sn] (Rb); Rosaceae: Amelanchier arborea sn (Rb); Salicaceae: Salix amygdaloides [pist sn] (Rb), Salix interior [stam sn] (Rb), Salix rigida [stam sn fq] [pist sn fq] (Rb); Saxifragaceae: Saxifraga pensylvanica sn/fp (Gr)