Flower-Visiting Insects
of Virginia Waterleaf

Hydrophyllum virginianum (Virginia Waterleaf)
(Bees suck nectar or collect pollen as indicated below; flies suck nectar or feed on pollen; some wasps chew holes at the base of the flowers to suck nectar, or they take advantage of such holes [sn@prf]; observations are from Robertson)

Bees (long-tongued)
Apidae (Bombini): Bombus bimaculatus sn fq, Bombus griseocallis sn fq, Bombus impatiens sn fq, Bombus pensylvanica sn fq, Bombus vagans sn fq, Psithyrus variabilis sn; Anthophoridae (Anthophorini): Anthophora abrupta sn; Anthophoridae (Eucerini): Synhalonia belfragii sn cp, Synhalonia speciosa sn fq; Anthophoridae (Nomadini): Nomada hydrophylli sn, Nomada ovatus sn fq; Megachilidae (Osmiini): Osmia lignaria lignaria sn cp

Bees (short-tongued)
Halictidae (Halictinae): Augochlorella striata cp np, Lasioglossum coriaceus sn cp; Andrenidae (Andreninae): Andrena geranii sn cp fq olg

Vespidae (Eumeninae): Ancistrocerus adiabatus sn@prf np, Euodynerus foraminatus prf sn@prf np

Syrphidae: Rhingia nasica fp np; Bombyliidae: Bombylius atriceps sn