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CCDB → Angiosperms → Olacaceae → Olax
| Taxon name | Status | Median (n) |
| Olax nana Wall. ex Benth. | Accepted | 12 |
| Olax hypoleuca Baill. | Unresolved | 12 |
| Olax scandens Roxb. | Unresolved | 12 |