any of several aromatic herbs belonging to the genus Hyssopus, of the mint family, esp. H. officinalis, native to Europe, having clusters of small blue flowers
a plant used in purificatory sprinkling rites by the ancient Hebrews
European mint (Hyssopus officinalis) that has highly aromatic and pungent leaves and is sometimes used as a potherb
any of several related or similar plants, esp. of the genera Agastache or Gratiola
plant, perhaps the origan, whose twigs were used in ceremonial sprinkling