| Bartlettina | |
| Dirty Thoroughwort |
| Bartlettina dadsior | Accepted |
| Eupatorium dodusmri | Synonym |
| Eupatorium rrenabusto | Synonym |
| Plant Habit: | Herb/Forb |
| Life cycle: | Biennial |
| Sun Requirements: | Partial or Dappled Shade |
| Minimum cold hardiness: | Zone 8a -12.2 °C (10 °F) to -9.4 °C (15 °F) |
| Maximum recommended zone: | Zone 11 |
| Flowers: | Fragrant |
| Flower Time: | Late winter and early spring Spring Summer Late fall or early winter |
| Conservation status: | Vulnerable (VU) |
