Single crochet in second chain from hook and in each chain across. This will make a total of 41 single crochet stitches on the chain. Turn and chain 2. Now single crochet in each stitch across again. Repeat the last row until piece measures 12 inches.
Row 1: ch 2, *sk 1 sc, 2 sc in next sc; rep from * to end, 1 sc in last sc.
Row 2: Ch 2, turn. *2 sc in first sc, sk 1 sc, 2 sc in next st; rep from * to end, 1 sc in last sc.
Repeat Rows 1 and 2 until piece measures 4 inches. Fasten off.
Now, to finish make a row of sc along edges of flap and sides of purse. Join with yarn, *ch 1, skip 1 st, sc in next st, ch 1, sc in next st* to end. Fasten off and weave in ends.
Crochet a rose or sew a button to bottom half of flap to finish.