@misc{indiciae4f8116abb6b0,
  title = {Floras of the Pocono formation and Price sandstone in parts of Pennsylvania, Maryland, West Virginia, and Virginia},
  author = {C.B. Read},
  year = {1955},
  doi = {10.3133/pp263},
  url = {https://pubs.usgs.gov/publication/pp263},
  note = {Source identifier: pp263}
}