To cite austraits in publications use:

  Falster, D., Gallagher, R., Wenk, E.H. et al. AusTraits, a curated
  plant trait database for the Australian flora. Sci Data 8, 254
  (2021). https://doi.org/10.1038/s41597-021-01006-6

A BibTeX entry for LaTeX users is

  @Article{,
    title = {AusTraits, a curated plant trait database for the Australian flora},
    author = {Daniel Falster and Rachael Gallagher and Elizabeth Wenk et al.},
    journal = {Scientific Data},
    year = {2021},
    volume = {8},
    number = {1},
    pages = {254 - 274},
    url = {https://doi.org/10.1038/s41597-021-01006-6},
  }