Utah Fleabane

Erigeron utahensis A. Gray

are host of

• Global Biotic Interactions: Dianthidium parvum (Cresson 1878)
• Global Biotic Interactions: Hylaeus wootoni (Cockerell 1896)
• Global Biotic Interactions: Anthophora petrophila Cockerell 1905
• Global Biotic Interactions: Agapostemon texanus Cresson 1872 (Texas Agapostemon)
• Global Biotic Interactions: Melissodes utahensis La Berge 1961
• Global Biotic Interactions: Ceratina neomexicana Cockerell 1901
• Global Biotic Interactions: Heriades timberlakei Michener 1938
• Global Biotic Interactions: Halictus tripartitus Cockerell 1895
• Global Biotic Interactions: Lasioglossum inconditum (Cockerell 1916)
• Global Biotic Interactions: Perdita calloleuca Cockerell 1922
• Global Biotic Interactions: Heriades cressoni Michener 1938
• Global Biotic Interactions: Ashmeadiella gillettei Titus 1904
• Global Biotic Interactions: Ashmeadiella bucconis (Say 1837)
• Global Biotic Interactions: Lasioglossum nevadense (Crawford 1907)
• Global Biotic Interactions: Hylaeus megalotis (Swenk & Cockerell 1910)
• Global Biotic Interactions: Melissodes druriellus (Kirby 1802)
• Global Biotic Interactions: Osmia coloradensis Cresson 1878
• Global Biotic Interactions: Osmia kincaidii Cockerell 1897