Dianthus caryophyllus vs clove pink

Dianthus caryophyllus

clove pink

noun
  • A plant with clove-scented flowers, Dianthus caryophyllus, formerly used as a flavoring and for fragrance. The ancestor of the carnation. 

  • The flower of this plant. 

How often have the words Dianthus caryophyllus and clove pink occurred in a corpus of books? (source: Google Ngram Viewer )