Cynara

Crochet
Thread ?
Rounds 1-3 = 1 3/8 inches across
1.5 mm
520 yards (475 m)
Approx 16.5" diam.
both US and UK
English

Skill Level = Advanced

Some written instructions along with a well-defined chart.

Pattern #20 on pages 42 & 43 of Magic Crochet.