horsemint

(noun) an annual horsemint of central and western United States and northern Mexico. Synonyms: lemon mint, Monarda citriodora.

(noun) 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. Synonyms: Monarda punctata.

(noun) a coarse Old World wild water mint having long leaves and spikelike clusters of flowers; naturalized in the eastern United States. Synonyms: Mentha longifolia.