aigrette vs remex

aigrette

noun
  • The lesser white heron. 

  • A feather or plume, or feather-shaped item, used as an adornment or ornament. 

  • The feathery crown of some seeds (such as the dandelion). 

remex

noun
  • The flight feather of a bird. 

  • A quill. 

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