| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Alstonia costata | Wahiawa | Preserved_Specimen | Flowers orange; milky sap. | Pearsall, G.A. | Oahu | BISH | 1954-09-26 | ||
| 2 | Alstonia costata | Wahiawa Botanic Garden | In partial shade; smothered by vines. | Preserved_Specimen | Tree 5 m tall; flowers creamy orange. Flowers have slight sweet odor (afternoon). | Lau, J. | 2304 | Oahu | BISH | 1986-05-02 |
| 3 | Alstonia costata | Wahiawa Botanic Gardens, along fence | Preserved_Specimen | Tree 20' ht. Corolla orange, acuminate, recurved | Nagata, K.M. | 2984 | Oahu | BISH | 1984-06-11 |