poppyhead

noun

1. The seedhead of a poppy.
2. A raised ornament frequently having the form of a finial. It is generally used on the tops of the upright ends or elbows which terminate seats, etc., in Gothic churches.

   “Poppy, or poppy head, the more correct term for designating these wooden " Crops," would appear to be derived from the frequent custom of working the terminations into figures of priests, warriors”