Bellflower - free crochet pattern

I've been playing with some ideas of 3D crocheted flower. Well, a white bellflower appears to be ideal xD

Materials:  

4mm crochet hook

3mm crochet hook  

Yarn: white, green, light yellow  

Needle

Abbreviations:  

Sc = Single crochet
Ch = Chain
Sl = Slip stitch  

Inc = Increase  

Dec = Decrease 
Tc = Triple crochet
Dc = Double crochet
Inc tc = 2 triple crochet in same stitch
Inc dc = 2 double crochet in same stitch
Hdc= half double crochet
Dec hdc= half double crochet 2 stitches together
Inc hdc= 2 half double crochet in same stitch

Flower: using white yarn, 4mm crochet hook
R1: magic ring, 6 sts
R2: inc, (6 times), 12 sts
R3: 1sc, inc ( 6 times), 18 sts
R4 to R8: sc around, 18 sts
R9: *sc, 3 tc into next st, sc* * repeat 6 times* ( fasten off)

Stamens: ( make 3), using light yellow yarn, 3mm crochet hook
Crochet ch 7 ( fasten off). 
Use yarn needle to thread through the flower.

Sepals: using green yarn, 4mm crochet hook
R1: magic ring, 6 sts
R2: inc, (6 times), 12 sts
R3: *ch 4, sl into 2nd ch from hook, sc, dc, sl into next st from 1st ch , sl into next st* *repeat 6 times*  ( fasten off )
Attach to the flower.

Crochet a chain of your desirable length, you'll have a unique bookmark.