st john's wort

1. 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 (synset 112388128)
   is a type of: subshrub, suffrutex - low-growing woody shrub or perennial with woody base
   subtypes:

   • common st john's wort, hypericum androsaemum, tutsan - deciduous bushy Eurasian shrub with golden yellow flowers and reddish-purple fruits from which a soothing salve is made in Spain
   • great st john's wort, hypericum ascyron, hypericum pyramidatum - perennial shrub having large star-shaped yellow flowers in narrowly pyramidal cymes
   • creeping st john's wort, hypericum calycinum - creeping evergreen shrub with bright yellow star-shaped summer flowers; useful as ground cover
   • hypericum gentianoides, nitweed, orange grass, pine-weed, pineweed - annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers
   • hypericum crux andrae, st andrews's cross - shrubby plant having yellow to apricot flowers with four petals arranged in a cross; southeastern United States: New York to Texas
   • hypericum hypericoides, low st andrew's cross - low shrubby plant having yellow flowers with four petals arranged in a cross; Bermuda and southeastern United States to West Indies and eastern Mexico
   • hypericum perforatum, klammath weed - yellow-flowered perennial common in fields and waste places but a weed in rangelands
   • hypericum prolificum, hypericum spathulatum, shrubby st john's wort - stiff shrub having oblong entire leaves and dense cymes of yellow flowers
   • hypericum maculatum, hypericum tetrapterum, st peter's wort - European perennial St John's wort; Ireland and France to western Siberia
   • hypericum virginianum, marsh st-john's wort - perennial marsh herb with pink to mauve flowers; southeastern United States
   belongs to: genus hypericum, hypericum - large almost cosmopolitan genus of evergreen or deciduous shrubs and herbs with often showy yellow flowers; cosmopolitan except tropical lowlands and Arctic or high altitudes and desert regions

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