| No | 42 |
| Common Name: | Marsh Marigold / King Cup |
| Scientific Name: | Caltha palustris |
| Irish Name: | Lus buí Bealtaine |
| Family: | Ranunculaceae |
| Habitat: | Rich damp soil. By rivers, ponds, also in wet meadows, woods, |
| Uses: | The juice in this plant is caustic and was used as a remedy in folk medicine to encourage warts to fall off. |
Next: Marsh Thistle