This is the 25th week stitch of the stitch challenge TAST2010 by Sharon.B.

The next three variations-
6a.First a row of Vandyke stitches in green, over them a row of Vandyke stitches in between them in pink.
6b.the Vandyke stitches are ambellished with buttonhole, and another stitch[the name is not coming to the mind now!] these relapses happen!
6c. here the Vandyke stitches are paired with chain stitches.

vandyke st-6a,6b.6c

Last set of variations to come.