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

<p>Numbers in bold are the same as those used to identify species in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0040803#pone-0040803-g001" target="_blank">Figures 1</a> and <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0040803#pone-0040803-g002" target="_blank">2</a>. Note that unoccupied plants of all species were primarily seedlings <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0040803#pone.0040803-Bruna1" target="_blank">[31]</a>.</p>1<p>Ant species: 1 <i>Allomerus decemarticulatus</i> (Ad), 2 <i>Allomerus octoarticulatus</i> (Ao), 3 <i>Allomerus septemarticulatus</i> (As), 4 <i>Azteca</i> spp. (Az), 5 <i>Camponotus balzani</i> (Cab), 6 <i>Crematogaster laevis</i> (Cl), 7 <i>Myrcidris epicharis</i> (Me), 8 <i>Pseudomyrmex concolor</i> (Pc), 9 <i>Pseudomyrmex nigrescens</i> (Pn), 10 <i>Pheidole minutula</i> (Pm).</p>2<p>Unoccupied plants (U).</p>3<p>Plant species: 1 <i>Cecropia purpurascens</i> (Cp), 2 <i>Cordia nodosa</i> (Cn), 3 <i>Duroia saccifera</i> (Ds), 4 <i>Hirtella myrmecophila</i> (Hm), 5 <i>Hirtella physophora</i> (Hp), 6 <i>Maieta guianensis</i> (Mg), 7 <i>Myrcia madida</i> (Mm), 8 <i>Porouma</i> spp. (Pr), 9 <i>Tachigali myrmecophila</i> (Tm), 10 <i>Tachigali pumblea</i> (Tp), 11 <i>Tachigali venusta</i> (Tv), 12 <i>Tococa bullifera</i> (Tb).