Native vs indigen

Native

noun

  • An Aborigine. 

  • A Native American. 

  • An aboriginal inhabitant of a colonized region, especially one colonized by English-speaking people. (Compare native, which is more general.) 

adj

  • Aboriginal; of or relating to Australian Aboriginal peoples, Aborigines. 

  • Aboriginal to a colonized region, especially one colonized by English-speaking people. (Compare native, which is more general.) 

  • Related to black Africans, especially Bantu. 

  • Indian: Native American or First Nation; of or relating to (North) American Indians. 

indigen

noun

  • A plant known to be indigenous to a region, rather than a cultigen. 

  • An indigene or native. 

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