@misc{indiciae6877c65524a0,
  title = {Regional and local species richness in an insular environment: Serpentine plants in California},
  author = {S. Harrison and H.D. Safford and J.B. Grace and J.H. Viers and K.F. Davies},
  year = {2006},
  doi = {10.1890/05-0910},
  url = {https://pubs.usgs.gov/publication/70031001},
  note = {Source identifier: 70031001}
}