Flower-Visiting Insects
of Yellow Trout Lily

Erythronium americanum (Yellow Trout Lily)
(Bees suck nectar or collect pollen; observations are from Graenicher and Krombein et al. as indicated below)

Bees (long-tongued)
Apidae (Bombini): Bombus pensylvanica sn (Gr); Megachilidae (Osmiini): Osmia pumila sn (Gr)

Bees (short-tongued)
Halictidae (Halictinae): Lasioglossum macoupinensis cp (Gr); Andrenidae (Andreninae): Andrena arabis (Kr), Andrena erigeniae sn (Kr), Andrena forbesii (Kr), Andrena tridens (Kr), Andrena vicina cp (Gr)