@misc{indiciae4a2f9c6e2943,
  title = {Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany — Illustration, Page 544},
  year = {1907},
  url = {https://www.biodiversitylibrary.org/page/12944915},
  note = {Source identifier: page-12944915}
}