Disease Scientific name Family Order Image Source huanglongbing(HLB) Candidatus Liberobacter Rhizobiaceae Eubacteriales Invasive.org citrus canker Xanthomonas axonopodis pv. citri Xanthomonadaceae Xanthomonadales Invasive.org citrus greening (HLB) Candidatus Liberobacter Rhizobiaceae Eubacteriales Invasive.org citrus tristeza virus (CTV) Closterovirus CTV Closteroviridae ssRNA positive-strand viruses, no DNA stage Invasive.org citrus variegated chlorosis (CVC) Xylella fastidiosa Xanthomonadaceae Xanthomonadales Invasive.org Gummosis Phytophthora citrophthora/nicotianae/palmivora/parasitica Pythiaceae Phytophthora Tom Isakeit Foot rot Phytophthora citrophthora/nicotianae/palmivora/parasitica Pythiaceae Phytophthora Tom Isakeit Stubborn Spiroplasma citri Spiroplasmataceae Spiroplasma FAO

		Citrus Disease Database is a joint project of Citrus Research Board and USDA-ARS,Parlier,CA.