Flower-Visiting Insects
of Twin-Leaf

Jeffersonia diphylla (Twin-Leaf)
(Only pollen is produced; bees collect pollen, while Syrphid flies explore the flowers; all observations are from Graenicher)

Bees (long-tongued)
Anthophoridae (Ceratinini): Ceratina dupla dupla

Bees (short-tongued)
Halictidae (Halictinae): Augochlorella striata, Halictus confusus, Lasioglossum anomalis, Lasioglossum coriaceus, Lasioglossum foxii, Lasioglossum tegularis, Lasioglossum zephyrus

Syrphidae: Syrphus ribesii exp