Flower-Visiting Insects
of Glossy Buckthorn
Frangula alnus (Glossy Buckthorn) introduced
(the bumblebee sucks nectar; information is limited; this observation is from Wilhelm & Rericha; a scientific synonym of this shrub is Rhamnus frangula)
Bees (long-tongued)
Apidae (Bombini): Bombus bimaculatus sn (WR)