Flower-Visiting Insects
of Large-Flowered
Trillium
Trillium grandiflorum (Large-Flowered Trillium)
(Bees suck nectar, collect pollen, or find shelter [shl] in the flowers; all observations are from Graenicher)
Bees (long-tongued)
Anthophoridae (Ceratinini): Ceratina dupla dupla sn cp
Bees (short-tongued)
Andrenidae (Andreninae): Andrena geranii shl np