@misc{indiciaed99264018796,
  title = {Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany — Illustration, Page 267},
  year = {1911},
  url = {https://www.biodiversitylibrary.org/page/12969220},
  note = {Source identifier: page-12969220}
}