| argyroxiphium | (n) small genus of Hawaiian spreading and rosette-forming shrubs, Syn. genus Argyroxiphium |
| silversword | (n) low-growing plant found only in volcanic craters on Hawaii having rosettes of narrow pointed silver-green leaves and clusters of profuse red-purple flowers on a tall stem, Syn. Argyroxiphium sandwicense |
| Argyroxiphium | n. |