To cite package ‘phylloptim’ in publications use:

  Towers I, Falster D (2026). _phylloptim: Leaf Gas Exchange with
  Explicit Plant Hydraulics_. R package version 0.36.0,
  <https://github.com/traitecoevo/phylloptim>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {phylloptim: Leaf Gas Exchange with Explicit Plant Hydraulics},
    author = {Isaac Towers and Daniel Falster},
    year = {2026},
    note = {R package version 0.36.0},
    url = {https://github.com/traitecoevo/phylloptim},
  }