The evolution of insect vector‐pathogen relationships has long been of interest in the field of molecular ecology. One system of special relevance, due to its economic impacts, is that between Diaphorina citri and ‘ Candidatus Liberibacter asiaticus’ ( C Las), the cause of the severe Asian form of huanglongbing. C Las‐positive D. citri are more fecund than their C Las‐negative counterparts, boosting opportunities for pathogens...