| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hibiscus makinoi | Waimea Botanical Garden | In dry area near side road about 150 ft. away from accessioned Hibiscus makinoi plants. Forming dense stand. | Preserved_Specimen | Shrub 1.5 meters tall, No flowers seen on naturalized individuals, but many seed heads per plant, producing copious seed. | Frohlich, D. | Oahu | BISH | 2007-01-25 | |
| 2 | Hibiscus makinoi | Waimea Arboretum | Preserved_Specimen | Shrub 2.5 m. tall; fruits brown. | Miller, J.S. | 7810 | Oahu | BISH | 1992-07-28 |