Here is the flag of Kościan commune, in Kościan county, Wielkopolskie wojwodship,
as presented at the commune's
Flagdescription: yellow over green divided by a fly-diagonal brown
stripe of c. 1/8 flagheight; on yellow three bright yellow cornears; on
green a grey horse iron; in center overall a blue wavy stripe of c. 1/12
The blue wave represents the Obra Channel. Old german name: Kosten.
Arms: per bend sinister brown or and vert; over all a corn ear and
a half horse iron, a wavy pale azure.
Jarig Bakker, 23 Feb 2008