frond vs ratoon

frond

noun
  • The leaf of a fern, especially a compound leaf. 

  • Any fern-like leaf or other object resembling a fern leaf. 

ratoon

noun
  • A shoot sprouting from the root of a cropped plant, especially sugar cane. 

  • A rattan cane. 

verb
  • To sprout ratoons. 

  • To cut a plant, especially sugar cane, so that it will produce ratoons. 

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