Laucha () is a river of Thuringia, Germany. It flows into the Hörsel near Mechterstädt.
Name The river was first recorded in 1039 as super rivulum Louchaha.
The original hydronym Lauchaha is thought to have been derived from the leek plant. The municipality of Laucha takes its name from the river. In a work by August Beck, the stream was referred to as Louffa in 1868. Dr. August Beck: Die Geschichte des Gothaischen Landes. Band I, Geschichte der Regenten, Gotha, 1868. S. 52/53.
See also List of rivers of Thuringia
References