| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Neptunia oleracea | Honolulu International Airport, intercepted by USDA/APHIS | Preserved_Specimen | Aquatic plant with Azolla adhering to white masses around stem. | Ching, K. | Oahu | BISH | 2005-11-29 | ||
| 2 | Neptunia oleracea | [Hawaiian Islands; U.S.A.; O`ahu; Hawai`i; Honolulu] | Preserved_Specimen | Nagata, K.M. | 4457 | Oahu | BISH | 1997-05-31 |