@misc{indiciae7b6d8d099786,
  title = {The reproductive biology of Magnolia Grandiflora},
  author = {Larry K. Allain and Michael S. Zavada and Douglas G. Matthews},
  year = {1999},
  url = {https://pubs.usgs.gov/publication/70204742},
  note = {Source identifier: 70204742}
}