To cite package ‘taxonlookup’ in publications use:

Cornwell W, FitzJohn R, Pennell M (2019). taxonlookup: A dynamically-updating versioned taxonomic resource for vascular plants. R package version 1.1.5, https://github.com/traitecoevo/taxonlookup.

Corresponding BibTeX entry:

  @Manual{,
    title = {taxonlookup: A dynamically-updating versioned taxonomic
      resource for vascular plants},
    author = {Will Cornwell and Rich FitzJohn and Matt Pennell},
    year = {2019},
    note = {R package version 1.1.5},
    url = {https://github.com/traitecoevo/taxonlookup},
  }