Gattungen assoziierter Organismen: Jacaranda [35 Taxa], Jacquemontia [69 Taxa], Jacquinia [36 Taxa], Jacquiniella [1 Taxon], Jaegeria [2 Taxa], Jaltomata [3 Taxa], Jambosa [291 Taxa], Jania [1 Taxon], Janipha [1 Taxon], Jaracatia [8 Taxa], Jasione [1 Taxon], Jasminum [461 Taxa], Jatropha [144 Taxa], Jaundea [1 Taxon], Johansonia [33 Taxa], Jovibarba [1 Taxon], Juania [1 Taxon], Jubaea [12 Taxa], Jucca [1 Taxon], Juglans [859 Taxa], Julella [1 Taxon], Juncus [223 Taxa], Jungermannia [3 Taxa], Junghuhnia [3 Taxa], Jungia [1 Taxon], Juniperus [1264 Taxa], Juno [1 Taxon], Jurinea [35 Taxa], Jussiaea [15 Taxa], Jussieua [2 Taxa], Justicia [127 Taxa]