| Excluded species | Reason for exclusion |
| Acacia mangium | very limited planting in Hawai‘i |
| Aspidistra elatior | less than 3 survey responses |
| Berchemia zeyheri | less than 3 survey responses |
| Cordia subcordata | may be native to Hawai‘i |
| Dracontomelon vitiense | presence in Hawai‘i is questionable |
| Eragrostis monticola | native to Hawai‘i |
| Eucalyptus tereticornis | less than 3 survey responses |
| Ficus tinctoria | presence in Hawai‘i is questionable |
| Guettarda speciosa | presence in Hawai‘i is questionable |
| Malvaviscus penduliflorus | taxonomic problems |
| Medinilla crassata | taxonomic problems |
| Musa balbisianna | less than 3 survey responses |
| Ochna thomasiana | taxonomic problems |
| Panicum purpurascens | synonym for Brachiaria mutica |
| Pemphis acidula | presence in Hawai‘i is questionable |
| Philadelphus karwinskyanus | taxonomic problems |
| Pisonia grandis | may be native to Hawai‘i |
| Pittosporum pentandrum | less than 3 survey responses |
| Platycladus orientalis | less than 3 survey responses |
| Plumbago auriculata | less than 3 survey responses |
| Santalum ellipticum | native to Hawai‘i |
| Zizyphus maurtiana | less than 3 survey responses |