‖Yer″ba (?), n.(Bot.) An herb; a plant.
☞ This word is much used in compound names of plants in Spanish; as, yerba buena, a name applied in Spain to several kinds of mint (Mentha sativa, viridis, etc.), but in California universally applied to a common, sweet-scented labiate plant (Micromeria Douglasii).
Yerba dol osa. A kind of buckthorn (Rhamnus Californica). — Yerba mansa. A plant (Anemopsis Californica) with a pungent, aromatic rootstock, used medicinally by the Mexicans and the Indians. — Yerba reuma. [Cf. Sp. reuma rheum, rheumatism.] A low California undershrub (Frankenia grandifolia).