| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pleuranthodium macropycnanthum | Honolulu: Manoa Valley; Lyon Arboretum, Caum's Gulch | Preserved_Specimen | Herb to 2.5 m. Leaves dark green above; lighter pale green below. Flowers in clusters, calyx rust-colored, corolla cream, pedicel green. Flowers opening from bottom up. | Teraoka, W. | 188 | Oahu | BISH | 1979-12-18 |