Citrus Huanglongbing: The Pathogen and Its Impact

Fig. 33. Points of initial discoveries of HLB in South Florida. First discovery was an infected pummelo tree adjacent to a mixed planing of tropical fruit trees in Florida City area immediately followed by a discovery of an infected Citrus hystrix at residential property in Pinecrest area of Miami.



Image from Plant Health Progress article:
Citrus Huanglongbing: The Pathogen and Its Impact