pride of China vs white cedar

pride of China

white cedar

noun
  • The Atlantic white cypress, Chamaecyparis thyoides. 

  • The Mexican white cedar, Cupressus lusitanica 

  • An evergreen coniferous tree of the family Cupressaceae, native to the northeastern US and southeastern Canada, Thuja occidentalis. 

  • The chinaberry, Melia azedarach. 

  • Tabebuia heterophylla, of the Caribbean and South America. 

How often have the words pride of China and white cedar occurred in a corpus of books? (source: Google Ngram Viewer )