E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
A crown inferior to the royal crown. A dukes coronet is adorned with strawberry leaves above the band; that of a marquis with strawberry leaves alternating with pearls; that of an earl has pearls elevated on stalks, alternating with leaves above the band; that of a viscount has a string of pearls above the band, but no leaves; that of a baron has only six pearls.