Buttonhole stitch
Blanket stitch

Different stitches with similar and sometimes interchangeable
purposes.
The names of these stitches are often confused.
Both are used for binding raw edges, lace making, embroidery, and
buttonholes.
There are strong similarities in appearance between the two stitches,
and both have countless variations upon them. However upon closer
examination they are clearly different stitches, and are made very
differently.

Instructions for making both stitches, with some variations on the
blanket stitch are he

http://www.heritageshoppe.com/herita...ketstitch.html

--

Nothing has been the same since that house fell on my sister.