A complex decorative blackwork pattern made up of an open cross shape and a lozenge. It is a large scale of pattern and is suitable for rounded shapes and for depicting the natural world.
Study the pattern and divide the pattern into areas that can be easily worked back and forth across the shape to be filled.
Systematically work across the shape using a combination of back stitch and double running stitch
Various Authors, The Royal School of Needlework Book of Embroidery (2018) , p.142