Noun | 1. | ![]() herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests genus Monarda - wild bergamot, horsemint, beebalm bergamot mint, Monarda didyma, oswego tea, bee balm, beebalm - perennial aromatic herb of eastern North America having variously colored tubular flowers in dense showy heads Monarda punctata, horsemint - tall erect perennial or annual having lanceolate leaves and heads of purple-spotted creamy flowers; many subspecies grown from eastern to southwestern United States and in Mexico horsemint, lemon mint, Monarda citriodora - an annual horsemint of central and western United States and northern Mexico Monarda pectinata, plains lemon monarda - annual of southern United States basil balm, Monarda clinopodia - perennial herb of North America (New York to Illinois and mountains of Alaska) having aromatic leaves and clusters of yellowish-pink balls |