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CCDB → Angiosperms → Rhamnaceae → Colletia
| Taxon name | Status | Median (n) |
| Colletia cruciata Gillies & Hook. | Synonym of Colletia paradoxa (Spreng.) Escal. | 11 |
| Colletia spinosa Lam. | Synonym of Colletia spinosissima J. F. Gmel. | 11 |