The 3rd Regiment, Texas Cavalry (Confederate), also known as the South Kansas-Texas Mounted Volunteers, was organized on June 13, 1861 in Dallas County, Texas under the command of Col. Elkanah Greer and served in the Western Theater in Ross's Brigade, Army of Tennessee and later in the Department of Alabama, Mississippi and East Louisiana. It was later commanded by Cols. Robert H. Cumby and Hinchie P. Mabry. (NPS-BU; Wiki)
The 5th Regiment, Texas Infantry (Confederate) was organized in October 1861 in Richmond, Virginia under the command of Col. James J. Archer and served in the Eastern theater in Hood's Texas Brigade in the Army of Northern Virginia. It was later commanded by Cols. Robert M. Powell and Jerome B. Robertson. (NPS-BU; Wiki)
The 1st Regiment, Texas Partisan Rangers (Confederate) was organized in the summer of 1862 under the command of Col. Walter P. Lane and served in the Trans-Mississippi Theater. (NPS-BU)
