@misc{indiciae3a70b78d6b74,
  title = {Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien — Illustration, Plate XXIX},
  year = {1921},
  url = {https://www.biodiversitylibrary.org/page/34385484},
  note = {Source identifier: page-34385484}
}