Quambalaria spp.: Emerging Tree Pathogens of Concern

Abstract Purpose of Review Quambalaria spp. are fungal pathogens originating from Australian eucalypt species that are becoming increasingly important globally. For example, Quambalaria eucalypti, which was once considered a minor pathogen, now poses a significant threat to plantation productivity and forest health across continents. Their spread has been made possible through the expansion of eucalypt plantation forestry outside Australia, the movement of plant material and the increase in trav