Doily has 8 petals defined by shell bobble clusters, separated by delta crochet stitches.
Skill level = Intermediate

Pattern 16, pp 44-45 in Magic Crochet.
Pattern 9, “Eight Petals”, p. 22 in Crochet Monthly.

Stitches include chain stitches, slip stitches, single crochet, 2 double crochet clusters, 2 and 3 double crochet bobble clusters and picots with a total of 24 rows.