This version of double herringbone stitch is also known as Indian herringbone stitch.
Work by first laying a foundation row of herringbone stitch.
The second row, also a row of herringbone is worked so that the stitches are woven or interlaced through the first row as illustrated.
This stitch can be used worked in two colours as a decorative line or further interlaced such as in twisted lattice band.
There are many other stitches in this group. The stitches that I have listed here in the Herringbone family are:
And related to herringbone is the chevron stitch group