@misc{indiciae21fa0ca57208,
  title = {The botanical text-book, an introduction to scientific botany, both structural and systematic. For colleges, schools, and private students — Illustration, Page 448},
  year = {1850},
  url = {https://www.biodiversitylibrary.org/page/19048594},
  note = {Source identifier: page-19048594}
}