סִיאָה, Siah, a plant classified with hyssop, Satureia Thymbra (savory). Maasr. III, 9. Shebi. VIII, 1. Tosef. Kil. III, 12. Sabb. 128ᵃ, expl. צתרי; a. fr.—V. Löw Pfl., p. 135.