tania vs yautia

tania

noun
  • New cocoyam, yautia (Xanthosoma sagittifolium). 

  • Taro. 

yautia

noun
  • An edible plant commonly found in the Caribbean: Xanthosoma sagittifolium, new cocoyam. 

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