Psittacanthus robustus (Mart.) Mart.

are eaten by

• Global Biotic Interactions: Icterus cayanensis pyrrhopterus
• Global Biotic Interactions: Dacnis cayana (Linnaeus 1766) (Blue Dacnis)
• Global Biotic Interactions: Euphonia chlorotica (Linnaeus 1766) (Purple-throated Euphonia)
• Global Biotic Interactions: Cyanerpes cyaneus (Linnaeus 1766) (Red-legged Honeycreeper)
• Global Biotic Interactions: Hemithraupis guira (Linnaeus 1766) (Guira Tanager)
• Global Biotic Interactions: Dacnis cayana (Linnaeus 1766) (Blue Dacnis)
• Global Biotic Interactions: Piranga flava (Vieillot 1822) (Red Tanager)
• Global Biotic Interactions: Cyanocorax cyanopogon (Wied-Neuwied 1821) (White-naped Jay)
• Global Biotic Interactions: Megarynchus pitangua (Linnaeus 1766) (Boat-billed Flycatcher)
• Global Biotic Interactions: Gnorimopsar chopi (Vieillot 1819) (Chopi Blackbird)
• Global Biotic Interactions: Neothraupis fasciata (Lichtenstein & Mhk 1823) (Shrike-like Tanager)
• Global Biotic Interactions: Turdus leucomelas Vieillot 1818 (Pale-breasted Thrush)
• Global Biotic Interactions: Antilophia galeata (Lichtenstein & Mhk 1823) (Helmeted Manakin)
• Global Biotic Interactions: Myiodynastes maculatus (Müller & Pls 1776) (Streaked Flycatcher)
• Global Biotic Interactions: Zonotrichia capensis (Müller & Pls 1776) (Rufous-collared Sparrow)
• Global Biotic Interactions: Aratinga leucophthalma
• Global Biotic Interactions: Elaenia chiriquensis Lawrence 1865 (Lesser Elaenia)
• Global Biotic Interactions: Brotogeris chiriri (Vieillot 1818) (Yellow-chevroned Parakeet)
• Global Biotic Interactions: Ara chloropterus Gray & GR 1859 (Red-and-green Macaw)
• Global Biotic Interactions: Dryocopus lineatus (Linnaeus 1766) (Lineated Woodpecker)
• Global Biotic Interactions: Tachyphonus rufus (Boddaert 1783) (White-lined Tanager)
• Global Biotic Interactions: Elaenia cristata Pelzeln 1868 (Plain-crested Elaenia)
• Global Biotic Interactions: Tersina viridis (Illiger 1811) (Swallow Tanager)
• Global Biotic Interactions: Aratinga aurea
• Global Biotic Interactions: Elaenia chiriquensis Lawrence 1865 (Lesser Elaenia)
• Global Biotic Interactions: Ramphastos toco Müller & Pls 1776 (Toco Toucan)
• Global Biotic Interactions: Volatinia jacarina (Linnaeus 1766) (Blue-black Grassquit)
• Global Biotic Interactions: Tersina viridis (Illiger 1811) (Swallow Tanager)
• Global Biotic Interactions: Coereba flaveola (Linnaeus 1758) (Bananaquit)
• Global Biotic Interactions: Mimus saturninus (Lichtenstein & Mhk 1823) (Chalk-browed Mockingbird)
• Global Biotic Interactions: Nemosia pileata (Boddaert 1783) (Hooded Tanager)
• Global Biotic Interactions: Turdus amaurochalinus Cabanis 1851 (Creamy-bellied Thrush)
• Global Biotic Interactions: Patagioenas plumbea (Vieillot 1818) (Plumbeous Pigeon)
• Global Biotic Interactions: Thraupis sayaca (Linnaeus 1766) (Sayaca Tanager)