Helophilus latifrons Loew 1863

are mutualistic with

• Global Biotic Interactions: Iris hexagona Walter (Dixie iris)
• Global Biotic Interactions: Circaea lutetiana L. (broadleaf enchanter's nightshade)
• Global Biotic Interactions: Ambrosia trifida L. (great ragweed)
• Global Biotic Interactions: Impatiens pallida Nutt. (pale touch-me-not)
• Global Biotic Interactions: Mentha arvensis L. (wild mint)
• Global Biotic Interactions: Astragalus canadensis L. (Canadian milkvetch)
• Global Biotic Interactions: Liparis liliifolia (L.) Rich. ex Lindl. (brown widelip orchid)
• Global Biotic Interactions: Blephilia ciliata (L.) Raf. ex Benth. (downy pagoda-plant)
• Global Biotic Interactions: Smilax tamnoides L. (bristly greenbrier)
• Global Biotic Interactions: Rubus canadensis L. (smooth blackberry)
• Global Biotic Interactions: Asclepias verticillata L. (whorled milkweed)
• Global Biotic Interactions: Ageratina altissima (L.) R. King & H. Rob. (white snakeroot)
• Global Biotic Interactions: Dicentra cucullaria (L.) Bernh. (dutchman's breeches)
• Global Biotic Interactions: Agalinis tenuifolia (Vahl) Raf. (slenderleaf false foxglove)
• Global Biotic Interactions: Chaerophyllum procumbens (L.) Crantz (spreading chervil)
• Global Biotic Interactions: Nymphaea odorata subsp. tuberosa (Paine) J. H. Wiersema & C. B. Hellquist (American white waterlily)
• Global Biotic Interactions: Boltonia asteroides (L.) L'Hér. (white doll's daisy)
• Global Biotic Interactions: Salix ambigua
• Global Biotic Interactions: Ceanothus americanus L. (New Jersey tea)
• Global Biotic Interactions: Toxicodendron pubescens Mill. (Atlantic Poison Oak)
• Global Biotic Interactions: Amorpha fruticosa L. (desert false indigo)
• Global Biotic Interactions: Arnoglossum atriplicifolium (L.) H. Rob. (pale Indian plantain)
• Global Biotic Interactions: Hedeoma pulegioides (L.) Pers. (American false pennyroyal)
• Global Biotic Interactions: Symphyotrichum turbinellum (Lindl.) G. L. Nesom (smooth violet prairie aster)
• Global Biotic Interactions: Salix viminalis subsp. viminalis
• Global Biotic Interactions: Capsella bursa-pastoris (L.) Medik. (shepherd's purse)