@misc{indiciae1eedd07b9f08,
  title = {Spatial heterogeneity influences native and nonnative plant species richness},
  author = {S. Kumar and T.J. Stohlgren and G.W. Chong},
  year = {2006},
  url = {https://pubs.usgs.gov/publication/1008620},
  note = {Source identifier: 1008620}
}