Flower-Visiting Insects
of Tall Buttercup

Ranunculus acris (Tall Buttercup) introduced
(bees suck nectar and/or collect pollen, beetles and flies feed on nectar or pollen, the butterfly sucks nectar; observations are from Krombein et al., Discover Life, Voss, and Wilhelm & Rericha as indicated below)

Bees (long-tongued)
Anthophoridae (Anthophorini): Anthophora terminalis (WR); Anthophoridae (Ceratinini): Ceratina calcarata (WR), Ceratina dupla dupla (WR), Ceratina mikmaqi (WR); Megachilidae (Osmiini): Hoplitis pilosifrons (WR), Osmia albiventris (WR), Osmia atriventris (WR); Megachilidae (Stelidini): Stelis lateralis sn (WR)

Bees (short-tongued)
Halictidae (Halictinae): Augochlorella aurata (WR), Halictus confusus (WR), Halictus ligatus (WR), Lasioglossum athabascense (WR), Lasioglossum coriaceum (WR), Lasioglossum cressonii (WR), Lasioglossum leucozonium (WR), Lasioglossum macoupinense (WR), Lasioglossum nelumbonis sn (WR), Lasioglossum nigroviride (WR), Lasioglossum oblongum (WR) Lasioglossum versans (WR); Colletidae (Hylaeinae): Hylaeus annulatus (WR); Andrenidae (Andreninae): Andrena krigiana sn (Kr, DL), Andrena morrisonella (Kr), Andrena wilkella (WR)

Syrphidae: Toxomerus geminatus (WR), Toxomerus marginatus (WR)

Nymphalidae: Phyciodes tharos sn (V)

Cleridae: Trichodes nuttalli (WR)