Flower-Visiting Insects
of Downy Sunflower

Helianthus mollis (Downy Sunflower)
(Bees collect pollen or suck nectar, beetle activity is unspecified, other insects suck nectar; most observations are from Robertson, otherwise they are from Moure & Hurd, Hilty, Krombein et al., Grundel et al., and Williams as indicated below)

Bees (long-tongued)
Apidae (Bombini): Bombus pensylvanica sn fq; Anthophoridae (Epeolini): Triepeolus concavus sn, Triepeolus cressonii cressonii sn; Anthophoridae (Eucerini): Melissodes agilis sn cp olg, Melissodes coloradensis sn, Melissodes trinodis sn cp (Rb, Gnd), Svastra obliqua obliqua sn cp fq; Megachilidae (Coelioxini): Coelioxys octodentata sn; Megachilidae (Megachilini): Megachile brevis brevis sn, Megachile latimanus sn cp, Megachile parallela parallela sn, Megachile petulans sn

Bees (short-tongued)
Halictidae (Halictinae): Agapostemon virescens sn, Augochlorella aurata sn cp, Augochloropsis metallica metallica (MH), Halictus ligatus sn cp fq, Lasioglossum pilosus pilosus sn cp, Lasioglossum versatus sn cp; Andrenidae (Panurginae): Heterosarus albitarsis sn cp icp, Pseudopanurgus rugosus sn cp olg (Rb, Kr)

Syrphidae: Eristalis stipator sn, Tropidia mamillata sn; Bombyliidae: Exoprosopa decora sn, Poeciloanthrax alcyon sn, Systoechus vulgaris sn fq

Nymphalidae: Danaus plexippus (H), Phyciodes tharos; Pieridae: Colias philodice

Chauliognathus pennsylvanicus (Wms)