papilla vs ratoon

papilla

noun
  • A small fleshy projection on a plant. 

  • Any of the small protuberances on the upper surface of the tongue often containing taste buds. 

  • A vascular process of connective tissue extending into and nourishing the root of a hair, feather, or developing tooth. 

  • Any of the vascular protuberances of the dermal layer of the skin extending into the epidermal layer and often containing tactile corpuscles. 

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 papilla and ratoon occurred in a corpus of books? (source: Google Ngram Viewer )