@misc{indiciae46325e97e163,
  title = {Mycorrhizae associated with an invasion of an Erechtites glomerata (Asteraceae) on San Miguel Island, California},
  author = {W. L. Halvorson and R. E. Koske},
  year = {1987},
  url = {https://pubs.usgs.gov/publication/1007704},
  note = {Source identifier: 1007704}
}