Coat of arms of Bucks

The blazon

or, a fesse indented az. charged with three fleurs-de-lis of the field. ( Another, the fesse vert.) — Crest, a turtle-dove ppr. in the beak a rose gu. stalked and leaved vert.

A blazon is the description of a coat of arms in the technical language of heraldry. The drawing comes from that text, and from nothing else.