Typification of names and nomenclatural notes on the South Andean and Patagonian species of Polygala Linnaeus (Polygalaceae)
Towards a better understanding of Xenophyllum esquilachense (Senecioneae, Compositae), a poorly known Andean species
Palicella lueckingii (Lecanorales, Ascomycota), a new lichen species inhabiting Araucaria from the extratropical South America