Matrix of the frequency of each obligate ant-myrmechophyte interaction observed in continuous forest (all plots combined).

Numbers in bold are the same as those used to identify species in Figures 1 and 2. Note that unoccupied plants (U) of all species were primarily seedlings [31].
1Ant species: 1 Allomerus decemarticulatus (Ad), 2 Allomerus octoarticulatus (Ao), 3 Allomerus septemarticulatus (As), 4 Azteca spp. (Az), 5 Camponotus balzani (Cab), 6 Crematogaster laevis (Cl), 7 Myrcidris epicharis (Me), 8 Pseudomyrmex concolor (Pc), 9 Pseudomyrmex nigrescens (Pn), 10 Pheidole minutula (Pm).
2Unoccupied plants (U).
3Plant species: 1 Cecropia purpurascens (Cp), 2 Cordia nodosa (Cn), 3 Duroia saccifera (Ds), 4 Hirtella myrmecophila (Hm), 5 Hirtella physophora (Hp), 6 Maieta guianensis (Mg), 7 Myrcia madida (Mm), 8 Porouma spp. (Pr), 9 Tachigali myrmecophila (Tm), 10 Tachigali pumblea (Tp), 11 Tachigali venusta (Tv), 12 Tococa bullifera (Tb).