Embroider a pointed buttonhole-knot petal and flank both sides with single buttonhole-knot petals. The thread on the right seems loose because I wanted to show the position of the stitch. When you’re embroidering, make sure that it is not loose.
Embroider calyx as shown. Make 3 straight stitches; one for the stalk, the rest for….(What do you call them? Sepals?)