Flower-Visiting Insects
of Early Horse Gentian
Triosteum aurantiacum (Early Horse Gentian)
(bumblebees suck nectar and/or collect pollen; observations are from Wilhelm & Rericha)
Bees (long-tongued)
Apidae (Bombini): Bombus bimaculatus (WR), Bombus griseocallis (WR), Bombus impatiens (WR), Bombus vagans (WR)