Stitchfinder: Crochet Motif: Post Stitch Spoke Wheel

Foundation ring: Ch 4, join with ss to form a ring.
Round 1 (RS): Ch 3 (counts as first dc), 11 dc in ring, join with ss in top of beginning ch-3. (12dc)
Round 2: Ch 3 (counts as first dc), FPdc around beg ch-3 Round 1, [1 dc in next dc, FPdc around dc at the base of last dc worked] 11 times, join with ss in top of beg ch-3. (24 sts)
Round 3: Ch 3 (counts as first dc), 1 dc in next st, FPdc around FPdc at the base of last dc worked, [1 dc in next 2 sts, FPdc around FPdc at the base of last dc worked] 11 times, join with ss in top of beg ch-3. (36 sts)
Round 4: Ch 3 (counts as first dc), 1 dc in next 2 sts, FPdc around FPdc at the base of last dc worked, [1 dc in next 3 sts, FPdc around FPdc at the base of last dc worked] 11 times, join with ss in top of beg ch-3. (48 sts)
Round 5: Ch 3 (counts as first dc), 1 dc in next 3 sts, FPdc around FPdc at the base of last dc worked, [1 dc in next 4 sts, FPdc around FPdc at the base of last dc worked] 11 times, join with ss in top of beg ch-3. (60 sts)
Round 6: Ch 3 (counts as first dc), 1 dc in next 4 sts, FPdc around FPdc at the base of last dc worked, [1 dc in next 5 sts, FPdc around FPdc at the base of last dc worked] 11 times, join with ss in top of beg ch-3. (72 sts)
Round 7: Ch 2 (counts as first hdc), 1 blo hdc in st to end of round, join with ss in top of beg ch-2.
Fasten off.

SPECIAL ABBREVIATION
Fpdc (Front Post double crochet): Yrh, insert hook from front to back to front around post of indicated stitch, yrh, draw up loop, [yrh and draw up through 2 loops on hook] twice.

Motif directions reproduced with permission from 150 Knit & Crochet Motifs, Interweave Press, 2011
Sample shown in Wool-Ease.