Background: Cactaceae is the fifth taxonomic group with the highest proportion of
threatened species. One way to contribute to the preservation of this family is to understand …

Abstract Premise Pilosocereus (Cactaceae) is an important dry forest element in all
subregions and transitional zones of the neotropics, with the highest diversity in eastern …

The seed disperser's effectiveness relates to the qualitative and quantitative components of
seed dispersal processes in terms of frequency, dispersal distance and seed germination …

The semiarid region in Northeast Brazil (Caatinga) suffered several high moisture periods
during the Pleistocene, while neighbouring regions experienced drying events. Effects of …

Pilosocereus leucocephalus produces flowers in discrete pulses, suggesting this cactus
might exhibit pulsed flowering—a rare flowering pattern among angiosperms. In this study …

Hummingbirds (Trochilidae) are characterized by their specialized nectar-feeding behavior.
However, fruit consumpti on by hum-mingbirds has been reported as an occasional …

This study evaluates the fruiting phenology, fruit traits, and seed dispersal in two
Pilosocereus (Cactaceae) species that are widely distributed in Caatinga vegetation. We …

In the frugivory networks of many arid and semi‐arid Mesoamerican ecosystems, columnar
cacti act as keystone species that produce fruits with a high content of water and nutrients …

Background TEK, ecological and economic aspects of columnar cacti were studied in the
Tehuacán Valley, Mexico to design sustainable regimes of fruit harvest. We analysed the …

Background: The Cactaceae is a diverse and conspicuous Neotropical family that has
evolved a wide variety of adaptations during co-evolution with their interacting species …