Palicourea angustifolia Kunth

are eaten by

• Global Biotic Interactions: Colaptes rubiginosus (Swainson 1820) (Golden-olive Woodpecker)
• Global Biotic Interactions: Spinus psaltria (Say 1822) (Lesser Goldfinch)
• Global Biotic Interactions: Turdus serranus Tschudi 1844 (Glossy-black Thrush)
• Global Biotic Interactions: Artibeus phaeotis (Miller 1902) (pygmy fruit-eating bat)
• Global Biotic Interactions: Sturnira erythromos (Tschudi 1844) (hairy yellow-shouldered bat)

have flowers visited by

• Global Biotic Interactions: Colibri cyanotus (Bourcier 1843) (Lesser Violetear)
• Global Biotic Interactions: Aglaiocercus kingii (Lesson & R 1832) (Long-tailed Sylph)
• Global Biotic Interactions: Chaetocercus mulsant (Bourcier 1843) (White-bellied Woodstar)
• Global Biotic Interactions: Haplophaedia aureliae (Bourcier & Mulsant 1846) (Greenish Puffleg)
• Global Biotic Interactions: Adelomyia melanogenys (Fraser 1840) (Speckled Hummingbird)

have vector

• Global Biotic Interactions: Chamaepetes goudotii (Lesson & R 1828) (Sickle-winged Guan)