@misc{indiciaeb994c14c62ec,
  title = {Progressus rei botanicae = Fortschritte der Botanik = Progrès de la botanique = Progress of botany — Illustration, Page 549},
  year = {1907},
  url = {https://www.biodiversitylibrary.org/page/12966292},
  note = {Source identifier: page-12966292}
}