To cite WorldFlora in publications use:

Kindt R (2020). “WorldFlora: An R package for exact and fuzzy matching of plant names against the World Flora Online taxonomic backbone data.” Applications in Plant Sciences, 8, e11388.

Corresponding BibTeX entry:

  @Article{,
    title = {WorldFlora: An R package for exact and fuzzy matching of
      plant names against the World Flora Online taxonomic backbone
      data},
    author = {R. Kindt},
    year = {2020},
    journal = {Applications in Plant Sciences},
    volume = {8},
    pages = {e11388},
  }