@misc{indiciae2123298b9c2e,
  title = {Two new species of Scolecopteris (Marattiales), sources of Torispora securis Balme and Thymospora thiessenii (Kosanke) Wilson et Venkatachala},
  author = {Alicia D. Lesnikowska and Debra A. Willard},
  year = {1997},
  doi = {10.1016/s0034-6667(96)00035-8},
  url = {https://pubs.usgs.gov/publication/70226704},
  note = {Source identifier: 70226704}
}