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CCDB → Angiosperms → Arecaceae → Trithrinax
| Taxon name | Status | Median (n) |
| Trithrinax brasiliensis Mart. | Accepted | 18 |
| Trithrinax campestris (Burmeist.) Drude & Griseb. | Accepted | 18 |
| Thrinax brasiliensis (Mart.) Mart. | Synonym of Trithrinax brasiliensis Mart. | 18 |