To cite package ‘natserv’ in publications use:

  Chamberlain S, Tracey C (2024). _natserv: 'NatureServe' Interface_. R
  package version 1.0.0.91, , <https://github.com/ropensci/natserv>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {natserv: 'NatureServe' Interface},
    author = {Scott Chamberlain and Christopher Tracey},
    year = {2024},
    note = {R package version 1.0.0.91, 
},
    url = {https://github.com/ropensci/natserv},
  }