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CCDB → Angiosperms → Leguminosae → Willardia
| Taxon name | Status | Median (n) |
| Willardia mexicana (S. Watson) Rose | Synonym of Lonchocarpus hermannii M. Sousa | 11 |
| Lonchocarpus schiedeanus (Schltdl.) Harms | Synonym of Willardia schiedeana (Schltdl.) F. J. Herm. | 11 |