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CCDB → Angiosperms → Compositae → Acanthospermum
| Taxon name | Status | Median (n) |
| Acanthospermum australe (Loefl.) Kuntze | Accepted | 11 |
| Acanthospermum hispidum DC. | Accepted | 11 |
| Acanthospermum microcarpum B. L. Rob. | Accepted | 11 |
| Acanthospermum hirsutum DC. | Synonym of Acanthospermum australe (Loefl.) Kuntze | 11 |