fir vs pinery

fir

noun
  • Wood of such trees. 

  • Any pinaceous conifer of related genera, especially a Douglas fir (Pseudotsuga) or a Scots pine (Pinus sylvestris). 

  • A conifer of the genus Abies. 

pinery

noun
  • A pinewood, pinetum, forest or grove where pine trees are grown. 

  • A hothouse or (tropical) area used as a plantation for the cultivation of pineapple plants (genus Ananas) and production of their homonymous fruit. 

How often have the words fir and pinery occurred in a corpus of books? (source: Google Ngram Viewer )