@misc{indiciaef3a55f6c11ec,
  title = {Ecology of the macrophyte Podostemum ceratophyllum Michx. (Hornleaf riverweed), a widespread foundation species of eastern North American rivers},
  author = {James Wood and Mary Freeman},
  year = {2017},
  doi = {10.1016/j.aquabot.2017.02.009},
  url = {https://pubs.usgs.gov/publication/70185736},
  note = {Source identifier: 70185736}
}