15.
Apply the vertical valley-fold of the step #14.
Prepare to repeat the steps #4-8.
16.
Repeat the steps #4-8.
Prepare to rotate the origami flower model by 90 degrees.
Frail the white rose and frail are Her hands that gave Whose soul is sere and paler Than time's wan wave. Rosefrail and fair -- yet frailest A wonder wild In gentle eyes thou veilest, My blueveined child.