Using A, cast on 5 sts. Slip sts onto 3 double-pointed needles and continue in rounds: K 1 round.
2nd round Kfb 5 times. 10 sts. K 4 rounds.
7th round Kfb 10 times. 20 sts. K 8 rounds.
16th round [K1, kfb] 10 times. 30 sts. K 4 rounds.
21st round [K2, kfb] 10 times. 40 sts. K 2 rounds.
24th round [K3, kfb] 10 times. 50 sts. K 2 rounds.
27th round [K4, kfb] 10 times. 60 sts. K 3 rounds.
Bound-off round Bind off 5 sts, * return st on right-hand needle to left-hand needle and cast on 2 sts **, bind off 8 sts ***, repeat from * to *** 8 times, repeat from * to **, bind off 2 sts. Fasten off.
Using B, cast on one st.
1st row [K1, yo, k1, yo, k1] all in one st. 5 sts.
Beginning with a p row, work 2 rows st-st.
4th row P5tog. Fasten off.
Using B and 2 double-pointed needles, cast on 4 sts. Make an i-cord (< for here click>) 1in. long. Do not break yarn.
[K1, yo, k1, yo, k1, yo, k1] in each st, turn. 28 sts. Bind off.
Sew center inside flower and join sepals to flower.
Using B and pair of knitting needles, cast on 3 sts.
1st row K.
2nd and WS rows P.
3rd row Kfb twice, k1. 5 sts.
5th row K1, kfb twice, k2. 7 sts.
7th row K2, kfb twice, k3. 9 sts.
9th row K3, kfb twice, k4. 11 sts.
11th row K4, kfb twice, k5. 13 sts.
13th row K5, kfb twice, k6. 15 sts.
15th row K6, kfb twice, k7. 17 sts.
17th row K7, kfb twice, k8. 19 sts.
19th row K8, kfb twice, k9. 21 sts.
21st row K3, [slip 1 knitwise] twice, * lift 2nd st on left-hand needle over first st and slip this st purlwise, lift 2nd slip st over purlwise slip st and return st to left-hand needle; repeat from * once **, k2, kfb twice, k2; repeat from * to **, k3.
1st side. Next row (WS) P7, turn.
Next row K1; repeat from * to ** of 21st row, k1. 3 sts. Bind off.
With WS facing, slip center st and work 2nd side as 1st side on remaining 7 sts.
Join B to center st and make 6 chain sts. Fasten off.
Join leaf to flower stem, darning end in chain to strengthen stem.