A department of Italy, formerly a grand-duchy, lies S. and W. of the Apennines, fronting the Tyrrhenian Sea on the W.; mountainous in the N. and E., but otherwise consisting of fertile dale and plain, in which the vine, olive, and fruits abound; silk is an important manufacture, and the marble quarries of Siena are noted; formed a portion of ancient Etruria; was annexed to Sardinia in 1859, and in 1861 was incorporated in the kingdom of Italy. Capital, Florence.