Latest from Tennessee, &c.
Memphis Feb. 24.
--The latest advices from Nashville state that the Federal troops have not yet occupied that place.
Scouts from Gen. Buell's Federal army have appeared on the north side of the Cumberland river, and it is supposed their appearance is preparatory of an advance of their main column.
Generals Price and McCulloch are both preparing for a battle — the former this side of Fayetteville, and the latter at Boston Mountain, with cavalry.
It is reported that nine Federal gunboats and fifteen transports were seen on Sunday evening at Mayfield.
No immediate action is expected,
[second Dispatch.]
Memphis, Feb. 25.
--The town of Fayetteville, Ark., has been burnt to the ground by the order of Gen. McCulloch.
The military stores were first burnt.
The Confederate army at Boston Mountain are preparing for battle.
Late advices from Knoxville state that the Confederates at Cumberland Gap expect an early engagement.
The Federal are frequently in sight. 