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CCDB → Angiosperms → Compositae → Monolopia
| Taxon name | Status | Median (n) |
| Monolopia congdonii (A. Gray) B. G. Baldwin | Accepted | 10 |
| Monolopia gracilens A. Gray | Accepted | 12 |
| Monolopia lanceolata Nutt. | Accepted | 10 |
| Monolopia major DC. | Accepted | 12 |
| Monolopia stricta Crum | Accepted | 10 |
| Eatonella congdonii A. Gray | Synonym of Monolopia congdonii (A. Gray) B. G. Baldwin | 10 |
| Monolopia gracilens None | Synonym of Monolopia gracilens A. Gray | 12 |