table centre

noun2

1. •
   A three-dimensional decoration (such as a flower arrangement or candelabrum) for the centre of a dining table.

   • The epergne was probably the best-known Victorian table centre. Built like a multi-storey vase, an epergne housed huge, tiered arrangements. — 1986
2. •
   (old-fashioned) A decorative covering for the centre of a dining table, usually made of fabric or lace.

   • If a table-centre be used, it should to my fancy be washable […]. Very beautiful ones may be manufactured by outlining white damask with coloured silk, as suggested for sideboard cloths […] — 1892