Crochet Stitch: Lace Ripples

(colors A, B, C and D)

Stripe Sequence 2 rows A, 2C, 2A, 2B

(ch a multiple of 16 sts + 2)

Row 1 With B, working in back lps only of foundation ch, 1 sc in 2nd ch from hook, *1 sc in next ch, ch 1, skip 1 ch, 1 hdc in next ch, ch 1, skip 1 ch, 1 dc in next ch, [ch 1, skip 1 ch, 1 tr in next ch] twice, ch 1, skip 1 ch, 1 dc in next ch, ch 1, skip 1 ch, 1 hdc in next ch, ch 1, skip 1 ch, 1 sc in next ch, ch 1, skip 1 ch; rep from *, end last rep 1 sc in last 2 ch. Turn. 
Rows 2, 6, 10 and 14 With A, ch 1, 1 sc in each st and ch-1 sp. Turn. 
Rows 3, 7, 11 and 15 With A, ch 1, 1 sc in each sc across. Turn. 
Row 4 With C, ch 4 (counts as 1 tr), skip first st, *1 tr in next st, ch 1, skip 1 st, 1 dc in next st, ch 1, skip 1 st, 1 hdc in next st, [ch 1, skip 1 st, 1 sc in next st] twice, ch 1, skip 1 st, 1 hdc in next st, ch 1, skip 1 st, 1 dc in next st, ch 1, skip 1 st, 1 tr in next st, ch 1, skip 1 st; rep from *, end last rep 1 tr in last 2 sts. Turn. 
Row 5 With C, ch 4 (counts as 1 tr), skip first st, *1 tr in next st, ch 1, skip 1 st, 1 dc in next st, ch 1, skip 1 st, 1 hdc in next st, [ch 1, skip 1 st, 1 sc in next st] twice, ch 1, skip 1 st, 1 hdc in next st, ch 1, skip 1 st, 1 dc in next st, ch 1, skip 1 st, 1 tr in next st, ch 1, skip 1 st; rep from *, end last rep 1 tr in last st, tr in top of t-ch. Turn. 
Rows 8 and 9 With B, ch 1, 1 sc in first st, *1 sc in next st, ch 1, skip 1 st, 1 hdc in next st, ch 1, skip 1 st, 1 dc in next st, [ch 1, skip 1 st, 1 tr in next st] twice, ch 1, skip 1 st, 1 dc in next st, ch 1, skip 1 st, 1 hdc in next st, ch 1, skip 1 st, 1 sc in next st, ch 1, skip 1 st; rep from *, end last rep 1 sc in last 2 sts. Ch 1, turn. 
Rows 12 and 13 With D, rep rows 4 and 5. 
Rows 16 and 17 Rep row 8 and 9.

Rep rows 2–17.

Stitch directions reproduced with permission, from Vogue Knitting Stitchionary: Volume Four, Sixth & Spring Books, 2007