Erythrina verna Vell.

are eaten by

• Global Biotic Interactions: Eupsittula aurea (Gmelin & JF 1788) (Peach-fronted Parakeet)
• Global Biotic Interactions: Callithrix jacchus penicillata
• Global Biotic Interactions: Artibeus lituratus (Olfers 1818) (Great Fruit-eating Bat)
• Global Biotic Interactions: Artibeus lituratus (Olfers 1818) (Great Fruit-eating Bat)
• Global Biotic Interactions: Brotogeris tirica (Gmelin & JF 1788) (Plain Parakeet)

are host of

• Global Biotic Interactions: Ravenelia platensis Speg. 1898

have flowers visited by

• Global Biotic Interactions: Psarocolius decumanus (Pallas 1769) (Crested Oropendola)
• Global Biotic Interactions: Brotogeris tirica (Gmelin & JF 1788) (Plain Parakeet)
• Global Biotic Interactions: Dacnis cayana (Linnaeus 1766) (Blue Dacnis)
• Global Biotic Interactions: Clytolaema rubricauda (Boddaert 1783) (Brazilian Ruby)
• Global Biotic Interactions: Aratinga leucophthalma