horse balm

Noun horse balm has 1 sense

• horse balm(n = noun.plant) collinsonia canadensis, horseweed, richweed, stone root, stone-root, stoneroot - erect perennial strong-scented with serrate pointed leaves and a loose panicle of yellowish flowers; the eastern United States;
is a kind of herb, herbaceous plant
is a member of collinsonia, genus collinsonia