| SNo. | Scientific Name | Locality | Habitat | Basis of Record | Description | Recorded By | Record Number | Island | Source | Date |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Phalaris aquatica | Pawaina, Kealakekua, South Kona. | Moist pasture | Preserved_Specimen | Rare | Hosaka, E.Y. | 1493 | Hawaii | BISH | 1936-08-13 |
| 2 | Phalaris aquatica | Makawao, Haleakala Branch Station | Preserved_Specimen | Good. 1-1.5 ft tall, bunch. | Hosaka, E.Y. | 2449 | Maui | BISH | 1939-04-09 | |
| 3 | Phalaris aquatica | Pensacola | Preserved_Specimen | Hosaka, E.Y. | 2496 | Oahu | BISH | 1939-08-11 | ||
| 4 | Phalaris aquatica | Kula, along side of Haleakala Crater Rd near homes | Growing in patches & overtopping the common orchard grass. | Preserved_Specimen | A robust grass. | Hobdy, R.W. | 1654 | Maui | BISH | 1982-07-20 |
| 5 | Phalaris aquatica | East Maui, Makawao District, Crater Rd, Kula | In residential area, hanging from steep bank. Associated vegetation: Residential landscaping with Pennisetum clandestinum, Rubus spp, Pinus radiata. | Preserved_Specimen | Perennial pendant grass. | Starr, F. | 207023 | Maui | BISH | 2002-07-02 |
| 6 | Phalaris aquatica | East Maui, Haleakala Crater below base of Halemau trail switchbacks | Preserved_Specimen | Welton, P. | 1644 | Maui | BISH | 1992-06-27 | ||
| 7 | Phalaris aquatica | Puu Kapu, Parker Ranch | Preserved_Specimen | Ewart III, G.R. | 253 | Hawaii | BISH | 1932-05-30 | ||
| 8 | Phalaris aquatica | Pensacola Branch Station | Preserved_Specimen | Lyman, R.A. | Oahu | BISH | 1939-10-17 | |||
| 9 | Phalaris aquatica | E Maui, Makawao Distr, Koolau Gap | In open area on flats below cliffs, forming dense stands in Rubus hawaiensis thickets. | Preserved_Specimen | Locally common perennial to 2 m + tall. | Oppenheimer, H.L. | 40933 | Maui | BISH | 2009-04-29 |
| 10 | Phalaris aquatica | Kehena, North Kohala | Grass garden | Preserved_Specimen | Doing well | Hosaka, E.Y. | 1592 | Hawaii | BISH | 1936-09-11 |