Flower-Visiting Insects
of Bitterweed
Helenium amarum (Bitterweed)
(Cuckoo bees suck nectar, other bees suck nectar and/or feed on pollen; information is restricted to bees; observations are from Smith et al. and Rightmyer as indicated below.)
Bees (long-tongued)
Anthophoridae (Epeolini): Triepeolus lunatus sn (Rtm), Triepeolus quadrifasciatus sn (Rtm); Anthophoridae (Eucerini): Melissodes communis communis (Smh), Melissodes wheeleri (Smh); Megachilidae (Megachilini): Megachile mendica (Smh), Megachile petulans (Smh)
Bees (short-tongued)
Halictidae (Halictinae): Augochlorella aurata fq (Smh), Augochlorella gratiosa fq (Smh), Halictus ligatus fq (Smh), Lasioglossum imitatum (Smh)