Replication Data for: Plant sex changes the outcome of ant-plant interactions in a facultative myrmecophytic cactus

Data for number of ants foraging on extrafloral nectaries. Also cointains the data for relative growth rates, herbivory, and survival probabilities of flower and cladode buds among the different sexual forms of Opuntia robusta from two Mexican populations: a dioecious population in Cadereyta de Montes (CAD), Queretaro; and a trioecious population on San Nicolás Tecoaco (SNT), Hidalgo. Contact: [e-mail] and [e-mail]