English > St John's wort: 1 sense > noun 1, plant| Meaning | Any of numerous plants of the genus Hypericum having yellow flowers and transparently dotted leaves; traditionally gathered on St John's eve to ward off evil. |
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| Member of | Hypericum, genus Hypericum | large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers |
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| Narrower | St Andrews's cross, Hypericum crux andrae | shrubby plant having yellow to apricot flowers with four petals arranged in a cross |
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| St Peter's wort, Hypericum tetrapterum, Hypericum maculatum | European perennial St John's wort |
| common St John's wort, tutsan, Hypericum androsaemum | deciduous bushy Eurasian shrub with golden yellow flowers and reddish-purple fruits from which a soothing salve is made in Spain |
| creeping St John's wort, Hypericum calycinum | Creeping evergreen shrub with bright yellow star-shaped summer flowers |
| great St John's wort, Hypericum ascyron, Hypericum pyramidatum | perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes |
| klammath weed, Hypericum perforatum | yellow-flowered perennial common in fields and waste places but a weed in rangelands |
| low St Andrew's cross, Hypericum hypericoides | Low shrubby plant having yellow flowers with four petals arranged in a cross |
| marsh St-John's wort, Hypericum virginianum | perennial marsh herb with pink to mauve flowers |
| orange grass, nitweed, pineweed, pine-weed, Hypericum gentianoides | Annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers |
| shrubby St John's wort, Hypericum prolificum, Hypericum spathulatum | Stiff shrub having oblong entire leaves and dense cymes of yellow flowers |
| Broader | subshrub, suffrutex | low-growing woody shrub or perennial with woody base |
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| Spanish | hipérico, St John's wort |
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