Flower-Visiting Insects
of Yellow Wood Sorrel

Oxalis stricta (Yellow Wood Sorrel)
(Short-tongued bees collect pollen or suck nectar; Syrphid flies feed on pollen & are non-pollinating; other insects suck nectar; most observations are from Robertson, otherwise observations are from Moure & Hurd, Swengel & Swengel, and Lewis)

Bees (long-tongued)
Apidae (Bombini): Bombus pensylvanica sn (Rb); Anthophoridae (Eucerini): Melissodes bimaculata bimaculata sn (Rb)

Bees (short-tongued)
Halictidae (Halictinae): Halictus rubicunda (MH), Lasioglossum versatus sn cp (Rb); Andrenidae (Panurginae): Calliopsis andreniformis sn cp (Rb)

Syrphidae: Syritta pipiens fp np (Rb), Toxomerus marginatus fp np (Rb); Empidae: Empis clausa sn (Rb); Bombyliidae: Parabombylius coquilletti sn (Rb), Sparnopolius confusus sn (Rb)

Lycaenidae: Lycaeides melissa samuelis sn (Sw); Pieridae: Pieris rapae sn (Rb, Lw)

Hesperiidae: Pholisora catullus sn (Rb), Staphylus hayhurstii sn (Rb)