To cite package ‘popularitree’ in publications use:

O'Meara B (2018). popularitree: Subsamples a tree to get popular taxa. R package version 0.0.0.9000, https://github.com/bomeara/popularitree.

Corresponding BibTeX entry:

  @Manual{,
    title = {popularitree: Subsamples a tree to get popular taxa},
    author = {Brian O'Meara},
    year = {2018},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/bomeara/popularitree},
  }