Prairie Ironweed

Vernonia fasciculata Michx.

are host of

• Global Biotic Interactions: Coleophora vernoniaeella
• Global Biotic Interactions: Gammaherpesvirinae
• Global Biotic Interactions: Golovinomyces cichoracearum (DC.) V. P. Heluta 1988
• Global Biotic Interactions: Golovinomyces cichoracearum (DC.) V. P. Heluta 1988
• Global Biotic Interactions: Golovinomyces cichoracearum (DC.) V. P. Heluta 1988

are visited by

• Global Biotic Interactions: Melissodes bimaculatus (Lepeletier 1825)
• Global Biotic Interactions: Polites peckius
• Global Biotic Interactions: Sphex ichneumoneus (Linnaeus 1758) (Great Golden Digger Wasp)

have flowers visited by

• Global Biotic Interactions: Chauliognathus pensylvanicus
• Global Biotic Interactions: Oxybelus emarginatus Say 1837
• Global Biotic Interactions: Danaus (Anosia) plexippus Linnaeus 1758 (Monarch)
• Global Biotic Interactions: Svastra atripes (Cresson 1872)
• Global Biotic Interactions: Archilochus colubris (Linnaeus 1758) (Ruby-throated Hummingbird)