Flower-Visiting Insects
of American Bittersweet
Celastrus scandens (American Bittersweet)
(Bees suck nectar or collect pollen, wasps suck nectar; one observation is from Krombein et al. as indicated below, otherwise observations are from Robertson)
Bees (long-tongued)
Megachilidae (Osmiini): Hoplitis cylindricus sn
Bees (short-tongued)
Halictidae (Halictinae): Augochloropsis metallica metallica sn, Lasioglossum versatus sn cp; Colletidae (Colletinae): Colletes aestivalis sn; Andrenidae (Andreninae): Andrena cressonii sn cp, Andrena heraclei (Kr)
Wasps
Vespidae (Eumeninae): Euodynerus foraminatus sn