| a composite garden plant, Catananche caerulea, of southern Europe, having very hairy leaves and blue flower heads, used by the ancients as a love potion. |
| cu·pid's-dart (kyōō'pĭdz-därt') n. pl. cupid's-darts A perennial Mediterranean herb (Catananche caerulea) in the composite family, cultivated for its long-stalked flower heads with showy, usually blue ray flowers. |