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CCDB → Angiosperms → Boraginaceae → Tiquilia
| Taxon name | Status | Median (n) |
| Coldenia canescens DC. | Synonym of Tiquilia canescens (A. DC.) A. T. Richardson | 9 |
| Coldenia canescens DC. | Synonym of Tiquilia canescens (A. DC.) A. T. Richardson | 9 |
| Coldenia palmeri A. Gray | Synonym of Tiquilia palmeri (A. Gray) A. T. Richardson | 8 |
| Coldenia palmeri A. Gray | Synonym of Tiquilia palmeri (A. Gray) A. T. Richardson | 8 |
| Coldenia purpusii Brandegee | Synonym of Tiquilia purpusii (Brandegee) A. T. Richardson | 9 |
| Coldenia purpusii Brandegee | Synonym of Tiquilia purpusii (Brandegee) A. T. Richardson | 9 |