Psyllobora vigintimaculata (Say 1824)

are eaten by

• Global Biotic Interactions: Vireo solitarius (Wilson & A 1810) (Viréo à tête bleue)
• Global Biotic Interactions: Contopus virens (Linnaeus 1766) (Pioui de l'Est)
• Global Biotic Interactions: Vireo griseus (Boddaert 1783) (Viréo aux yeux blancs)
• Global Biotic Interactions: Vireo gilvus (Vieillot 1808) (Viréo mélodieux)
• Global Biotic Interactions: Vireo philadelphicus (Cassin 1851) (Viréo de Philadelphie)

are host of

• Global Biotic Interactions: Homalotylus terminalis (Say 1829)

are parasitized by

• Global Biotic Interactions: Hesperomyces virescens Thaxt. 1891
• Global Biotic Interactions: Hesperomyces virescens Thaxt. 1891
• Global Biotic Interactions: Hesperomyces virescens Thaxt. 1891
• Global Biotic Interactions: Hesperomyces virescens Thaxt. 1891

eat

• Global Biotic Interactions: Erysiphe paeoniae R. Y. Zheng & G. Q. Chen 1981

have host

• Global Biotic Interactions: Rosa subcanina (Christ) Dalla Torre & Sarnth.
• Global Biotic Interactions: Polystichum munitum (Kaulf.) C. Presl
• Global Biotic Interactions: Acer macrophyllum Pursh (Érable à grandes feuilles)
• Global Biotic Interactions: Polystichum munitum (Kaulf.) C. Presl
• Global Biotic Interactions: Berberis nervosa Pursh

visit

• Global Biotic Interactions: Hamamelis virginiana L. (café du diable)
• Global Biotic Interactions: Verbesina alternifolia (L.) Britt. ex Kearney
• Global Biotic Interactions: Symphytum officinale L. (Conflée)
• Global Biotic Interactions: Ampelopsis heterophylla var. vestita Rehd.
• Global Biotic Interactions: Asimina triloba (L.) Dunal (aciminier)

visit flowers of

• Global Biotic Interactions: Calystegia macrostegia (Greene) Brummitt