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CCDB → Angiosperms → Poaceae → Spinifex
| Taxon name | Status | Median (n) |
| Spinifex hirsutus Labill. | Accepted | 9 |
| Spinifex littoreus (Burm.) Merr. | Accepted | 9 |
| Spinifex sericeus R. Br. | Accepted | 9 |
| Spinifex littoreus None | Synonym of Spinifex littoreus (Burm.) Merr. | 9 |