Techniques used in this stitch (British term / American term):

Chain stitch – ch

Slip stitch – sl.st

Double crochet / Single crochet – dc / sc

Half treble / Half double crochet – h.tr / h.dc

4 Long h.tr / h.dc decrease - 4 h.tr/h.dc dec.

8 Long h.tr / h.dc decrease - 8 h.tr/h.dc dec.

Treble / Double treble – tr / dc

Round 1: 4 ch, 15 tr/dc in last ch, sl.st in fourth ch.

Round 2: 2ch, * work over 4 tr/dc below: 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, 1dc/sc in fourth tr/dc; rep from* 2 times, work over 4 tr/dc below: 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, sl.st in second ch.

Round 3: 1ch, * 12 tr/dc in top of decrease stitches, 1 dc.sc in first dc/sc below; rep from*2 times, 12 tr/dc in top of decrease stitches, sl.st in ch.

Round 4: draw up a loop about 1 cm long, work over first four tr/dc: - 4 h.tr/h.dc dec., 3ch, 1dc/sc in fourth tr/dc, * work over next four tr/dc: 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, 1dc/sc in fourth tr/dc; work over next eight tr/dc: 1dc/sc in first tr/dc, 3ch, 8 h.tr/h.dc dec. , 3ch, 1dc/sc in eight tr/dc; rep from * 2 times. Crochet 2 times next: {work over next four tr/dc - 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, 1dc/sc in fourth tr/dc}. Then work sl.st in top of decrease stitches.

Round 5: 3ch, 4tr/dc in top of decrease stitches below, 1dc/sc in first dc/sc below, * 12 tr/dc in top of decrease stitches, 1 dc.sc in first dc/sc below, 8 tr/dc dc in next top of decrease stitches, 1 dc.sc in first dc/sc below; rep from* 2 times, 12 tr/dc in top of decrease stitches, 1 dc.sc in first dc/sc below, 3 tr/dc dc in next top of decrease stitches, sl.st in third ch.

Round 6: 2ch, work over next eight tr/dc: 1dc/sc in first tr/dc, 3ch, 8 h.tr/h.dc dec. , 3ch, 1dc/sc in eight tr/dc; * work over next four tr/dc: 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, 1dc/sc in fourth tr/dc; crochet 2 times next: { work over next eight tr/dc: 1dc/sc in first tr/dc, 3ch, 8 h.tr/h.dc dec. , 3ch, 1dc/sc in eight tr/dc}; rep from * 2 times. Then work over next four tr/dc: 1dc/sc in first tr/dc, 3ch, 4 h.tr/h.dc dec. , 3ch, 1dc/sc in fourth tr/dc; work over next seven tr/dc and third ch of 5 round: 1dc/sc in first tr/dc, 3ch, 8 h.tr/h.dc dec. , 3ch, sl.st in second ch.

Joining

Connect one motif to another using dc/sc join.