Flower-Visiting Insects
of Tall Buttercup

Ranunculus acris (Tall Buttercup) introduced
(information is restricted to bees and butterflies; bee activity is unspecified, while the butterfly sucks nectar; observations are from Krombein et al., Discover Life, and Voss as indicated below)

Bees (short-tongued)
Andrenidae (Andreninae): Andrena krigiana (Kr, DL), Andrena morrisonella (Kr)

Nymphalidae: Phyciodes tharos sn (V)