Flower-Visiting Insects
of Giant
Ragweed
Ambrosia trifida (Giant Ragweed)
(Wind-pollinated; honeybees collect pollen, while the wasp merely explores the flowers; observations are from Robertson)
Bees (short-tongued)
Apidae (Apinae): Apis mellifera cp fq
Wasps
Vespidae: Vespula germanica exp