garget vs yellow nightshade

garget

noun
  • Pokeweed. 

  • An inflammation on a cow's or sheep's udder. 

  • A distemper in pigs accompanied by staggering and loss of appetite. 

yellow nightshade

noun
  • Physalis crassifolia 

  • Solanum villosum 

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