| Scientific name | Hypericum perforatum |
| Appearance | Upright perennial plant with branched stems, opposite leaves dotted with small translucent spots, yellow five-petaled flowers with long protruding stamens |
| Smell | Herbaceous, slightly resinous, more pronounced after crushing |
| Color | Bright green (foliage), intense yellow (flowers), dark red (oil macerate) |
| Used parts | Flowering tops, oil obtained by maceration |
| Origins | Europe, temperate Asia, naturalized in America |
| Toxicity level | Moderate to high (photosensitizing, many drug interactions) |






















































































































































































































