| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Melanothamnus upolensis | Leleiwi; Richardson's Site 1 | Shallow subtidal. | Preserved_Specimen | Stuercke, B. | 12 | Hawaii | BISH | 2001-01-15 | |
| 2 | Melanothamnus upolensis | [Hawaiian Islands; U.S.A.; Molokai; Maui | Preserved_Specimen | Hollenberg, G.J. | 22570 | Molokai | BISH | 1965-04-22 | ||
| 3 | Melanothamnus upolensis | Honolua, near end of pineapple peninsula | Preserved_Specimen | Doty, M.S. | 22519.3 | Maui | BISH | 1965-04-20 | ||
| 4 | Melanothamnus upolensis | Maui | Preserved_Specimen | Hollenberg, G.J. | 22365 | Maui | BISH | |||
| 5 | Melanothamnus upolensis | Kaena Ponds, Kaena, Puna | Preserved_Specimen | Doty, M.S. | 20193.5 | Hawaii | BISH | 1965-03-19 | ||
| 6 | Melanothamnus upolensis | Maalaea Jetty | Preserved_Specimen | Doty, M.S. | 22369.5 | Maui | BISH | 1965-04-19 | ||
| 7 | Melanothamnus upolensis | Kaena Ponds, Kaena, Puna | Preserved_Specimen | Doty, M.S. | 20193.5 | Hawaii | BISH | 1965-03-19 | ||
| 8 | Melanothamnus upolensis | W Maui, Lahaina District, Lahaina Boat Harbor & Reef | Intertidal | Preserved_Specimen | Cystocarpic, Tetrasporic | Puttock, C.F. | 912 | Maui | BISH | 2001-02-08 |
| 9 | Melanothamnus upolensis | Maui | Preserved_Specimen | Matsui, T. | 17946.1 | Maui | BISH | 1959-04-11 | ||
| 10 | Melanothamnus upolensis | Kahe Point Beach Park | Preserved_Specimen | Buggeln, R.G. | 22289.2 | Oahu | BISH | 1965-01-29 | ||
| 11 | Melanothamnus upolensis | Kihei | Low intertidal | Preserved_Specimen | Cystocarpic | Puttock, C.F. | 1080 | Maui | BISH | 2001-02-08 |
| 12 | Melanothamnus upolensis | Black Point, Diamond Head | Preserved_Specimen | Doty, M.S. | 12658.1 | Oahu | BISH | 1954-10-15 | ||
| 13 | Melanothamnus upolensis | Kahe Point Beach Park | Preserved_Specimen | Buggeln, R.G. | 22289.2 | Oahu | BISH | 1965-01-29 | ||
| 14 | Melanothamnus upolensis | Puako; Site 2 | Shallow subtidal. | Preserved_Specimen | Stuercke, B. | 13 | Hawaii | BISH | 2002-07-24 | |
| 15 | Melanothamnus upolensis | W Maui, Lahaina Reef | Intertidal; Epiphytic on Halimeda discoidea. | Preserved_Specimen | Cystocarpic | Puttock, C.F. | 1632 | Maui | BISH | 2001-05-24 |
| 16 | Melanothamnus upolensis | W Maui, Lahaina District, Lahaina Boat Harbor | Preserved_Specimen | Tetrasporic. | Puttock, C.F. | 1611 | Maui | BISH | 2001-05-24 | |
| 17 | Melanothamnus upolensis | Kahe Point Beach Park | Minor component of extensive low mat. | Preserved_Specimen | Tetrasporic. | Tsuda, R.T. | 22289.2 | Oahu | BISH | 1965-01-29 |
| 18 | Melanothamnus upolensis | Pupukea | Epiphytic on Halimeda discoidea. | Preserved_Specimen | Okano, R. | 25962 | Oahu | BISH | 2000-06-05 | |
| 19 | Melanothamnus upolensis | Port Allen | Low intertidal | Preserved_Specimen | Cystocarpic & tetrasporic. | Shultz, K. | 675 | Kauai | BISH | 2001-04-26 |
| 20 | Melanothamnus upolensis | Puna, Pohiki Bay | On intertidal basalt ledge. | Preserved_Specimen | Doty, M.S. | 13427.1 | Hawaii | BISH | 1956-11-10 | |
| 21 | Melanothamnus upolensis | Kaena Ponds, Kaena, Puna | Preserved_Specimen | Doty, M.S. | 20209 | Hawaii | BISH | 1965-03-19 | ||
| 22 | Melanothamnus upolensis | Maalaea Jetty | Preserved_Specimen | Doty, M.S. | 22365 | Maui | BISH | 1965-04-19 |