Purpleheirt or Purpleheart: How To spell?

The word Purpleheirt is misspelled against Purpleheart, a noun meaning "A strong, durable, and elastic wood of a purplish color, obtained from several tropical American leguminous trees of the genus Copaifera (C. pubiflora, bracteata, and officinalis). Used for decorative veneering. See Copaiba."