St John’s Wort
noun/snt ˌdʒɒnz ˈwɜːt/
/seɪnt ˌdʒɑːnz ˈwɜːrt/
[uncountable, countable]- a herb with yellow flowers, used in medicinesWord Originso named because some species come into flower near the feast day of St John the Baptist (24 June).
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St John’s Wort