 After the Restoration , the patterns became ever more fanciful and exuberant . " It is an almost impossible task to describe the large leaves , since they bear no resemblance to anything natural , they are , however , rarely angular in outline , rejoicing rather in sweeping curves , and drooping points , curled over to display the under side of the leaf , a device that gave opening for much ingenuity in the arrangement of the stitches . " 
