hemp vs tea plant

hemp

noun
  • Various products of this plant, including fibres and the drug cannabis. 

  • A tall annual herb, Cannabis sativa, native to Asia. 

  • The gallows. 

tea plant

noun
  • The bush Camellia sinensis, the leaves of which are picked, dried and used to make the beverage tea. 

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