I created a pattern for a small Lilly flower  and different leaf sizes in different color combinations. All you need are:  size 3.0 hook , your favorite color selection of  left over size 4 yarn (all what I  used to make these beautiful flowers are Red heart size 4 yarn) and spraying starch

 

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Lily Flower
 R1:  in a magic ring, work 2ch, 7hdc join with sl st in into 2nd ch at the beginning ( 8) pull ring closed
 R2:  (FLO) *4ch,sl st in 2nd ch from the hook, sl st in next two chs,  sl st into 2nd hdc  * repeat in between *to* 8 times work the last sl st into BL of 1st hdc of R1  (8 stamen)
R3:  (BLO) 1ch (count as 1sc), 1sc in same stitch, 2sc in each BL  stitches of R1 , sl st   into the top FL of the 2 ch (16sc)
R4:  (FLO) work  * 5ch, sl st in 2nd ch from the hook, sl st in next 3 ch, sl st into the BL of 1st sc of R3. fsten of cut and secure yarn (16 stamen)
R5:  join white ( or any lily flower color) yarn, work  BLO in each stitch of R3), 1ch (count as 1sc), sc in next sc, now work *inc, sc* rep. from *to* all around sl st in FL of the 1st sc of R5 (24)
R6:  (work in FLO of each sc of R5) 1ch*sc (in 1st sc of R5), 5ch, sl st in 2nd ch from the hook, sc in 3rd ch from the hook, hdc in the sc , dc in the top of sc at the base of  5ch, dc around sc at the base of the 5ch, skip next sc sl st into  FL of next sc, sc in the next one* rep from *to* 7 more times join with sl st into BL of 1st sc of R6:  (8 petals)
R7:   BLO of each sc in  R5)  work ch1(count as sc,), sc in first sc * 2sc, inc)* repeat from *to* all around sl st in to FL of 1st ch of R6  (32)
R8:  FLO work , in to (1st sc of R7), in the FL O of each sc of R7 work  *sc, 6ch, sl st in 2nd ch from the hook, sc in 3rd ch, hdc in 4th ch, dc in 5th ch, tr into sc at the base of 6ch, tr around sc at the base of 6ch, skip 2sc, sl st in the next sc* rep from *to* all around 7 more times (8 petals)
R9 :  BLO of each stitch in R7 , in firct loop work ch1 (count as sc, sc, then work in the next loops *sc, sc, sc, 2sc*, repeat from * to * all around  join with slip stitch into FL of first sc of R9 (40).
R10: work in front loop only  of each stitch in round 9.*sc, 7ch, sl st in 2nd ch from the hook in the next 5chs work ( sc , hdc, dc, dc, dtr), dtr around the sc at the base of 7ch, skip three sc, sl st in the next * Repeat from *to* 7 more times (8petals)
Green Leaf : work exactly as the diagram above you can skip the last round or the last two rounds to make different leaf sizes. Enjoy your Lily
 flower finishing: organize the flower petals, spray starch and air dry them, do the same for the leaves 

 

abbreviations 
 rep  repeat
 1st  first
 2nd  second
 ch  chain
 sc  single crochet
sl st  slip stitch
 FLO  front loop only
 BLO  back loop only
 dc  double crochet
 hdc  half double crochet
 tr  treble
 dtr  double treble