a town of E. Spain, in the extreme N. of the province of Murcia, on the Yecla-Villena railway; it is situated on the W. slope of Monte Castillo, which rises above the left bank of the Arroyo del Jua. Pop. (1900) 18,743. The chief buildings are a half-ruined citadel, a modern parish church with a pillared Corinthian façade, and a town hall standing: in a fine arcaded square. Yecla has a thriving trade in the grain, wine, oil, fruit and esparto grass produced in the surrounding country.