Mexican oregano

Noun

 * 1) A Mexican shrub,, not closely related to true oregano, but with leaves that smell and taste like like it.
 * 2) A Mexican shrub,, with leaves that smell and taste like oregano
 * 3) A Mexican and southwestern-US herb related to bee balm, Mt. Pima oregano,, which smells and tastes like oregano

Usage notes

 * is by far the best-known and most commercially-important Mexican oregano, but this is the most common name used for . is mostly referred to in English as Mt. Pima oregano.