Bells with broad petals. Fold the base form of a frog.
Lift the corners of the drop-down corner.
Expand the figure.
Bend the concave inside of the right of the long corner and make the folds, folding the corners in half.
Zaschipnite angle and push it inside to the top of the blind corner.
So should be omitted from each long corner.
Result. View from the inside.
Side view. Of the small squares add up the sepals, performing the action from first to fourth this scheme. Then drag the little blind corners.