an·the·mi·on 
(ăn-thēmē-ən)
(ăn-thēmē-ən)n. pl. an·the·mi·a (-mē-ə)
A pattern of honeysuckle or palm leaves in a radiating cluster, used as a motif in Greek art.
[Greek, diminutive of anthemon, flower, from anthos.]
anthemiondetail of anthemions and a palmette on the exterior of the Royal Scottish Academy of Art
Edinburgh, Scotland