[f. as prec. + WORT.] Wild Thyme, Thymus Serpyllum. (Britten and Holland.) (According to Halliwell, Pennyroyal.)
a. 1387. Sinon. Barthol. (Anecd. Oxon.), 35. Pulegium montanum, brotherwort.
c. 1465. Alphita (Anecd. Oxon.), 81. Herpillum, serpillum, pulegium montanum, brothuurt. Ibid., 186. Tymbra uel timbria, brotherwrt.
1499. Promp. Parv., 54. Brother wort, pulio, puleium.
1530. Palsgr., 201/2. Brother worte herbe.
1597. in Gerard, App. (Britten & Holl.).