Video tutorial here :

Ch 4, sl st to 1st ch to form a ring.

Rnd 1: Ch 3 (counts as dc), 3 dc in ring, [ch 2, 4 dc in ring] 3 times, ch 2, sl st in first 3ch.

Rnd 2: Ch 3 (counts as dc), 1dc in next 3 loops,*<2dc,2ch,2dc>in 2-ch space, rep from * around 2 times,1ch,sl.st in ch3.1dc in next 4 loops* repeat across. sl st in first 3ch.

How to join motifs: When you go  row 2 join motifs with sl.st in dc other motif, or just sew together….see video tutorial.