From the Southwest and Trans-Mississippi.
Meridian, May 2.
--The Mississippi river is rising rapidly.
The Red. Ouachita, and other river, are falling.
Gen. Mouton had five bullets through his breast.
Green was killed by a stray shell from a gunboat two days after the battle of the 9th.
The expedition was planned by Franklin, and the Yankees expected to make Shreveport their base, and therefrom to enter Texas through the northeastern counties.
Banks was sure of finding Steels in possession of Shreveport, and was intensely chagrined when informed that he was not there.
A courtier from Banks to Steele was intercepted at Shreveport, carrying orders for Steele to fall back as rapidly as possible; that Banks had advanced on Shreveport expecting to find 6,000 men there but had met 60,000.
Matches and Baton Rouge are crowded to excess with wounded.
The extent of our victory on Red river cannot be exaggerated.
Prince Polignac was promoted on the field.
His clothes were riddled with bullets.
He succeeds Monton and Wharton succeeds Green.
Meridian, May 8, via Mobile, May 8.--Lieut. W. R. Wron, of Wirt Adams' cavalry, went within six miles of Vicksburg recently, capturing and killing a number of Yankees and bringing away their equipments.
He destroyed two Government plantation and brought off the negroes and stock.
The armament of the gunboat Petral, captured by Wirt Adams, has reached Brandon.
Trans-Mississippi advices state that the enemy were blowing up gunboats and transports, above the rapids on Red river, to prevent their falling into our hands.
Advices from beyond our lines confirm the report of Gen. Price's whipping and routing Steele in Arkansas.
The commander of the gunboat Petral and 25 other Yankees, captured by Wirt Adams, arrived here to-day.
Mobile, May 8.--The Shreveport News, of the 15th, contains Gen. Taylor's congratulatory address of the victory of the 8th and 9th, at Mansfield, and claims a complete victory.
Also, an order relative to the death of Gens. Mouton and Green, in which Gen. Taylor claims the victories at Mansfield and Pleasant Hill.
Gen. Green was killed at Blair's landing.
An election was held here yesterday for Missouri members — Snead and Conrow had no opposition.
Morton, in the 2d district 100 majority.
Clarke, 3d district, 161 majority.
Vest, 5th district, 130 majority.--Freeman, 6th district, 113 majority.
Taylor, 7th district, 102 majority. 