17.
Insert the stem into two leaves.
Congratulation!
You have successfully completed making an easy origami stem.
This is 2D model so that you should put 2D flower on top of the stem.
Come darling, let us go home! Here I come Not just to roam'. In a mourn and sorrowful tone. She pledged again Her solemnly promise, And her heart, Became light as Blue flower.