Pineapple half drop stitch
Next, bring the needle up one thread across from the top left-hand corner and take it down one thread across from the bottom right hand corner.
Make a second diagonal stitch across the block from the bottom left hand corner to the top right-hand corner. Always make the top stitch of the cross in the same direction.
Tie down the cross with a vertical stitch across the centre of the cross and over one vertical canvas thread.
Make the next block in the same way directly beneath the first, and continue in a vertical row.
Structure of stitch
Rachel Doyle, RSN Essential Stitch Guides: Canvaswork (2013) , p.78
Various Authors, The Royal School of Needlework Book of Embroidery (2018) , p.120